OT-2026-000057944
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000057944) never changes.
Identity and time
| Publication number | OT-2026-000057944 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7c38-8b64-8083a6fb6ab8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057944 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7458228116b7fa89f6d8f4f2a85fefd26bed7a2dfcbbffb810f46a59e9b99994 |
|---|---|
| Markdown | 2786152f4f6fc807b4a1522e393b4931a2e72c138cd41f486e6ad34c568d9a22 |
| Publication page | d6f75627a193a9acc7a0aa911c03ff447d2acc8ed84d8d8179eab4f1a34a26b8 |
| Manifest | ea011ea5236b2347f0652d33a7ad73186cbc5159c7a412aadc5930f2d0cc62e1 |
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 | qU55uB5NomNuLfiqR9dSc/sTxhYFM8GEtWI1sP4SZGkaDvkhEjDygkiYLR6moKdUDI0JqtSV16InBXahoZ+2Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:33.612030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057944observed d6f75627a193a9acc7a0aa911c03ff44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:33.592871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057944/manifest.jsonobserved ea011ea5236b2347f0652d33a7ad7318...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:33.573756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057944/publication.mdobserved 2786152f4f6fc807b4a1522e393b4931...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:33.553613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057944/publication.txtobserved 7458228116b7fa89f6d8f4f2a85fefd2...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. |
|---|