OT-2026-000027595
Publication integrity record
Four 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-2026-000027595) never changes.
Identity and time
| Publication number | OT-2026-000027595 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7ca6-97de-f665df47664d · 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-2026-000027595 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ceceb1ef748aa4e6d64968909f7a0028e519650f649863b2af5bcce3e769efe |
|---|---|
| Markdown | 6a7d44b67fdd97f5d13b029f4b7bd5cfef255312297187b3e18946797a00c926 |
| Publication page | 5c4bd880f5e721d130f1f9272d641699cd681062d28977616221f07a32a6df0c |
| Manifest | 248324cccd23cb64a871a55dd7caac0ba99ff240c2e32e1321e0e18624166be3 |
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 | 1lCKQRNvC5x9CIGOzq8lqO5S+k9PmZYGl/9c941F6H5PvPQUsm5zuuKR2ckmsMH9v0EIvWFDL2TQbVtPXLXpBg== |
| 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
| 2026-09-17T11:43:06.403459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027595observed 5c4bd880f5e721d130f1f9272d641699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:06.338338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027595/manifest.jsonobserved 248324cccd23cb64a871a55dd7caac0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:05.561616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027595/publication.mdobserved 6a7d44b67fdd97f5d13b029f4b7bd5cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:05.545512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027595/publication.txtobserved 2ceceb1ef748aa4e6d64968909f7a002...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. |
|---|