OT-2026-000021486
Publication integrity record
Foam pad vacuum gripper, pump fed, sustained 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-2026-000021486) never changes.
Identity and time
| Publication number | OT-2026-000021486 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7404-8597-1ae37b91c328 · 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-2026-000021486 |
| Status | PUBLIC |
Content hashes
| Canonical text | ede4ca34823065db40b583e43ba373c19004f15db7248144e8ef073ee86cf6ec |
|---|---|
| Markdown | 7370688405d946886b0ec207b8a6e0506dc88555ae85637dbe0efadabadd5df2 |
| Publication page | 9eeab6388e99ca6182f81ba2f9c1debecbd6f98f25faebe4f92d31a77084141d |
| Manifest | 6679fece84b32c33a3100a398170ea9653ebdad360277c248fb0b2f24bb295bf |
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 | w7+5VudBgoyIq5Kt1qz+/NzXXdAO8gKM79OJUT5zk7uLITcMM4UG0Ec9z4rJZJvGlzI5fc9Iq4jFlwEgJp3aBg== |
| 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
| 2026-09-17T11:55:24.097098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021486observed 9eeab6388e99ca6182f81ba2f9c1debe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:24.080018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021486/manifest.jsonobserved 6679fece84b32c33a3100a398170ea96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.064065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021486/publication.mdobserved 7370688405d946886b0ec207b8a6e050...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.043064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021486/publication.txtobserved ede4ca34823065db40b583e43ba373c1...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. |
|---|