OT-2026-000021735
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000021735) never changes.
Identity and time
| Publication number | OT-2026-000021735 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7ffe-ad6c-26408714e328 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021735 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14dc0593a47ab4d589752b54a74b17b472584bc6553c1eaeba10db34f42bd59b |
|---|---|
| Markdown | c0d38d0bba69ad88a6db039aa61a2a6916a9f00703dabca4aa670a30344615a5 |
| Publication page | f57fb69da7798573f06da6ffe39a02b49b6902f87842aca5f25853a08215e873 |
| Manifest | a3a289c3029675df0255cc8854c6bbf4ffd4b6eb32a3c5441b12fee6c9b6d44b |
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 | AHEtw87is45mSu+Rd/lQQJUpjOBTcMJOlP8JpqLt8CRPWUIlTQtgY/viemDDmPC/W7Cf1SLpxhG3NW5fGAJsBQ== |
| 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
| 2026-09-17T11:54:16.487031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021735observed f57fb69da7798573f06da6ffe39a02b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:16.469259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021735/manifest.jsonobserved a3a289c3029675df0255cc8854c6bbf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.452646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021735/publication.mdobserved c0d38d0bba69ad88a6db039aa61a2a69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.434894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021735/publication.txtobserved 14dc0593a47ab4d589752b54a74b17b4...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. |
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