Signed Document
The final PDF or original file showing the signature image or cryptographic signature and any notarization or witness marks.
A concise Proof of Signature clarifies intent, attribution, and timing so contracts, releases, and filings can be enforced or validated without expensive discovery. It supports compliance with ESIGN and UETA, helps satisfy industry rules (HIPAA, 21 CFR Part 11), and preserves a reproducible record for audits and regulators.
Organizations and individuals that need verifiable signature evidence prepare a Proof of Signature to record the signing event and supporting metadata before filing or closing a transaction.
The document is useful across roles — from administrators assembling closing packages to compliance officers maintaining audit trails — whenever a reliable signature record prevents ambiguity.
| Field | Configuration |
|---|---|
| Signature Type | Simple e-signature | Drawn or typed name |
| Authentication | Email link | SMS code | ID verification |
| Audit Capture | Timestamps, IP, device metadata |
| Retention | Automated export to secure archive |
Choose platforms and integrations that capture audit data and support the formats your recipients require.
Provide upon payer request; affects backup withholding procedures.
Recipient and IRS deadline: January 31 (paper and electronic).
To IRS by February 28 when filing by paper.
To IRS by March 31 when filing electronically.
Form 1040 due April 15; extensions require Form 4868.
The final PDF or original file showing the signature image or cryptographic signature and any notarization or witness marks.
A timestamped event log listing each action, IP address, device, and authentication check performed during signing.
Records of email delivery, SMS codes, KBA results, or ID credential-analysis outputs used to confirm signer identity.
If applicable, notary block, commission number, or witness names and signatures to satisfy state requirements.
Clear guidance on how long to keep the record and where the authoritative copy is stored for future retrieval.
A bundled file set (signed document, audit trail, and metadata) that can be produced for audits or court review.
Their team standardized signature capture across devices to reduce missing data and rework.
The clinic required strong proof of patient consent for sensitive procedures.
| signNow | DocuSign | Adobe Sign | PandaDoc | HelloSign | |
|---|---|---|---|---|---|
| Starting Price | $8/user/mo | $15/user/mo | $14/user/mo | $19/user/mo | $15/user/mo |
| Free Trial | 7-day trial | Varies | Varies | Varies | Varies |
| Bulk Send | Yes | Yes | Yes | Yes | No |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
| HIPAA Compliant | Yes | Yes | Yes | No | No |
| Envelope Cap | No cap | 100 envelopes/user/year | Varies | Varies | Varies |