OT-2026-000057964
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000057964) never changes.
Identity and time
| Publication number | OT-2026-000057964 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7dd4-8614-d12bf5773d22 · 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-2026-000057964 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d4fc99d4efc77092ab04f6a2bbeaa2a1ed01e63810bddfc8a42999ae28d09fc |
|---|---|
| Markdown | a28f457d476e5e5b7a9cce717a92e4754d29569acd2f466f72c3cc108484d241 |
| Publication page | ff32ebd4ea9514b8786828984b7d1e8a63177bfbf39ba9690ed8df932e581cab |
| Manifest | e4acecfd7157d4b9ed0f0a290b597fbcf7b8a7d7d9fa6308684b6d7cafa75120 |
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 | 6UXpiTLb42hkQBGqiWKuTHiEMDSawZPLP+B1rsbD/KR8Gr8rO9HTPuDaOcBzEUT9pwsWUItRxAwqlnPRxJeOAA== |
| 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
| 2026-09-17T10:47:35.058548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057964observed ff32ebd4ea9514b8786828984b7d1e8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:35.041921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057964/manifest.jsonobserved e4acecfd7157d4b9ed0f0a290b597fbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:35.023234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057964/publication.mdobserved a28f457d476e5e5b7a9cce717a92e475...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:35.006344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057964/publication.txtobserved 9d4fc99d4efc77092ab04f6a2bbeaa2a...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. |
|---|