OT-2026-000021599
Publication integrity record
Foam pad vacuum gripper, four 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-2026-000021599) never changes.
Identity and time
| Publication number | OT-2026-000021599 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-758c-af7b-5571b6cd0e7b · 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-2026-000021599 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f0148828bd25bef69b2f8d77989cae7a821667ecb1265109911e23dd6b6d943 |
|---|---|
| Markdown | 91436423c04b4a51bcd7903b234ca91fd31f572fe32aa45493ddef368c7483fb |
| Publication page | f87afc90b269ee0a57c6853a68a39a6709c173562523f36f1dbd52119bd241f3 |
| Manifest | 12fea8037807686f86c6a20b36628de46dec40a952e02eb4871aa730b27211da |
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 | 0Efl3GtysQlaBX55lyCDRMl4U/L4Tzb/ERRTJDyIfN5Svu3nug5UhHt8erMOYttcbKdGX72jHlvG9+92O54qAA== |
| 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
| 2026-09-17T11:55:31.404084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021599observed f87afc90b269ee0a57c6853a68a39a67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:31.388213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021599/manifest.jsonobserved 12fea8037807686f86c6a20b36628de4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.369632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021599/publication.mdobserved 91436423c04b4a51bcd7903b234ca91f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.351472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021599/publication.txtobserved 9f0148828bd25bef69b2f8d77989cae7...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. |
|---|