OT-2026-000089313
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold 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-2026-000089313) never changes.
Identity and time
| Publication number | OT-2026-000089313 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-7db9-8f04-fb4c72617e95 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089313 |
| Status | PUBLIC |
Content hashes
| Canonical text | f231e9115d6b0d673e436a6c3625667d51d61814577709e903a76168cc6e2a4a |
|---|---|
| Markdown | 7eccedc998fd871cd534b71917582e99788eaf8c657afa76110a28ce57c76adf |
| Publication page | 12bbb4a56f77a6c9e3e79134427b70cb6187cf722ca00d9b1d18f785a9b1cb6d |
| Manifest | b719f77cbdca4706690cde8b0848a9fd7ec9948fdde5fb8e84aaf16b62c025fd |
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 | cdRpiz8hsrMAwrP0x1ZZMFjkcs8EsMHP6ImOjzKryKvrWYCLlkgHsiXDgT8ndo1Nl5Qg8hF19dW5rm/wA1KSCA== |
| 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
| 2026-09-17T09:47:21.805960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089313observed 12bbb4a56f77a6c9e3e79134427b70cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:21.790601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089313/manifest.jsonobserved b719f77cbdca4706690cde8b0848a9fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.772272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089313/publication.mdobserved 7eccedc998fd871cd534b71917582e99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.753676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089313/publication.txtobserved f231e9115d6b0d673e436a6c3625667d...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. |
|---|