OT-2026-000028985
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000028985) never changes.
Identity and time
| Publication number | OT-2026-000028985 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7dae-a25a-b7a63a69b42e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028985 |
| Status | PUBLIC |
Content hashes
| Canonical text | b789d97a1ef68bab5abeb28768783f0e27df201407e7400b2bfbcbc56dddd3f8 |
|---|---|
| Markdown | 389f224736d8073da1af63d0303e8301cb4b7cb6e990610e6d12ea5054b0e2cc |
| Publication page | 2cb9385766164605b08e8533aafd1883309eeee8cfbea1047a593d9a8eddd54b |
| Manifest | 22a9d20a6eb1ff59636e3209cf04fae2b00066a0fe8a08cfa57da5894b5effd0 |
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 | R4r9GW5wNfqCUaC7ahS0OPUIHTRd8DVOrc56O2vtzSHrlrsUjSZeZNCZeq56GX5iXrDMVk8qHsLletZRuo48BA== |
| 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
| 2026-09-17T08:20:30.953357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028985observed 2cb9385766164605b08e8533aafd1883...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:30.933985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028985/manifest.jsonobserved 22a9d20a6eb1ff59636e3209cf04fae2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:30.783857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028985/publication.mdobserved 389f224736d8073da1af63d0303e8301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:30.766093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028985/publication.txtobserved b789d97a1ef68bab5abeb28768783f0e...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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