OT-2026-000021131
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000021131) never changes.
Identity and time
| Publication number | OT-2026-000021131 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7d72-9d93-967080f10680 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021131 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3fc1bcffbe213446dd2816145a58aed1db16489382ee56fd212f0928ce30b03 |
|---|---|
| Markdown | e9426dfbb4b9d3c92d18a0a571d6f3eb23b126d80cbef90f871dd4f16260d5b2 |
| Publication page | bee4febd8bb9c1d09dba9d3c558665b3bca3944dd03ce980bac099ec0cead76e |
| Manifest | e4b1e4f747b3aa43d71c9b55787188b3eb51a28478ba6c1e8fcfeced18304d58 |
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 | IkvsagSr/oCRrZ3ns9iExQGeznogwpWkt+EcYWWh1PLZlffxO1VhTFvnFiNd7h9oqolmV/cOQH9ib4PDTQmlAQ== |
| 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
| 2026-09-17T11:54:52.925449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021131observed bee4febd8bb9c1d09dba9d3c558665b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:52.905215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021131/manifest.jsonobserved e4b1e4f747b3aa43d71c9b55787188b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:52.885512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021131/publication.mdobserved e9426dfbb4b9d3c92d18a0a571d6f3eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:52.866337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021131/publication.txtobserved e3fc1bcffbe213446dd2816145a58aed...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|