OT-2026-000045919
Publication integrity record
Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045919) never changes.
Identity and time
| Publication number | OT-2026-000045919 · never reused |
|---|---|
| Internal UUID | 01a0ae7d-8f86-729e-892e-06741dd8d765 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:30:59.492045Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000045919 |
| Status | PUBLIC |
Content hashes
| Canonical text | 442ea6d354b611c917fbc72ac65601c7c4f91a32afb48f87608c90dd230051ab |
|---|---|
| Markdown | 6ba84af292e55dbbf388984fca62a72328c3786780e67ae6e508cf5f5d75d412 |
| Publication page | 372ae54e3790a0a33a63dc7586bae886c8b10ccd037bdbdf889cf65461c8f8df |
| Manifest | a561217b8f5075b234ce9327745c3ba518f785f7d1224375865b7a774ebba6c1 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | wwNt1EWOEt6SimKBOEbmgKtApbFQGl97e/z+puzbDJqvA9fAddiYwq4YWLZ1wEbfQYJaR+8AGa195Ku7KdF5AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-26T08:41:13.723397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919observed 372ae54e3790a0a33a63dc7586bae886...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T08:41:13.653802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/manifest.jsonobserved a561217b8f5075b234ce9327745c3ba5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T08:41:13.586400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/publication.mdobserved 6ba84af292e55dbbf388984fca62a723...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T08:41:13.470524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/publication.txtobserved 442ea6d354b611c917fbc72ac65601c7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:36.317465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919observed 372ae54e3790a0a33a63dc7586bae886...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:36.260506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/manifest.jsonobserved a561217b8f5075b234ce9327745c3ba5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:36.203826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/publication.mdobserved 6ba84af292e55dbbf388984fca62a723...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T08:41:36.145217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045919/publication.txtobserved 442ea6d354b611c917fbc72ac65601c7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|