OT-2026-000027523
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000027523) never changes.
Identity and time
| Publication number | OT-2026-000027523 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-77f9-b767-66d3316871c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027523 |
| Status | PUBLIC |
Content hashes
| Canonical text | afbe9f920ba7f71ddf9605f7b66d065a7155c8220b7c3c8836bb049266012f1e |
|---|---|
| Markdown | 80643e92b2355f4b4196a6944d45d8cdbaac4dc972d25d16b9240b9d66c2057e |
| Publication page | 887f0d42a51c024cb8c853e8e64ca9537cb8e08e939f34eae53e42174b46d56e |
| Manifest | d4089c2f2db355f70cd0472269a5bd2b1d55aa8831db9b6b52a234b2930ce00e |
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 | Lm2B6WSmTIy/h2TkdReXURbPf4przdFNlEfYfIwPgRj7KCluAX6xbejJq/stFtrxdXnqJE/K/J7Co+G+jbreBg== |
| 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
| 2026-09-17T11:43:00.208910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027523observed 887f0d42a51c024cb8c853e8e64ca953...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:00.189295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027523/manifest.jsonobserved d4089c2f2db355f70cd0472269a5bd2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:00.172010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027523/publication.mdobserved 80643e92b2355f4b4196a6944d45d8cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:00.154583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027523/publication.txtobserved afbe9f920ba7f71ddf9605f7b66d065a...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. |
|---|