OT-2026-000076121
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000076121) never changes.
Identity and time
| Publication number | OT-2026-000076121 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6e-7c02-bf1f-bf83087758d4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26021d5406ce11b20ab26290790ac01f6dd1328b147e0e341e5a245d6f892e4a |
|---|---|
| Markdown | 94962ddff62364f7a3ff3b2a51d7aaa6504211698335c2594a037f02548062d1 |
| Publication page | d457c5432e2acf9cd1d157f5e63a810a172ab7cd33f47ae6796a3bad79a832c4 |
| Manifest | 0fdfe1d2700cbb38dbff53cc61e01dc936da225ddd4d9841798122d1c461d52f |
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 | 4P7UV64ObCu+VSubgJsRW5gzRwNCbRQN8B0EkiRLkDyTj3PPoGGGroRD2EFx44hqn+/IMpXvz4v79MtXq+ULDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:11:05.300561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076121observed d457c5432e2acf9cd1d157f5e63a810a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:05.283457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076121/manifest.jsonobserved 0fdfe1d2700cbb38dbff53cc61e01dc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:05.263061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076121/publication.mdobserved 94962ddff62364f7a3ff3b2a51d7aaa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:05.008079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076121/publication.txtobserved 26021d5406ce11b20ab26290790ac01f...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. |
|---|