OT-2026-000028347
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000028347) never changes.
Identity and time
| Publication number | OT-2026-000028347 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-77cb-9884-335c2dff56c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028347 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16b59c56b5f00b5d68654254d02889b58dfd25c978e7a3778b38d0c0b9d78d66 |
|---|---|
| Markdown | 7aba1f7c21b6e7bc90f6c693de007271c5cbd54bb724b1304d99876b17d17748 |
| Publication page | 7765f38e5c81718839ab22d35afd17d75f192483dcb7b1a4ddd73924c01522f9 |
| Manifest | 1788151769400f559685829f4d3341b210c6b0e5a5330ab64ac1e2c6a5de90c9 |
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 | TOgWZhqLYnKA9xtWfYQS2MUFUZtBNa8ONwC1ezMN8TYSDB1meRFUbYeIAOU5pf7N9gWu6wK5lamMV/KiPGwGCg== |
| 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
| 2026-09-17T11:40:21.400818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028347observed 7765f38e5c81718839ab22d35afd17d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:21.383564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028347/manifest.jsonobserved 1788151769400f559685829f4d3341b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.364649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028347/publication.mdobserved 7aba1f7c21b6e7bc90f6c693de007271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.346913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028347/publication.txtobserved 16b59c56b5f00b5d68654254d02889b5...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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