OT-2026-000052503
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000052503) never changes.
Identity and time
| Publication number | OT-2026-000052503 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-719d-82df-ead7bfe177c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052503 |
| Status | PUBLIC |
Content hashes
| Canonical text | 848ed7249e4ca3fa5e249e12d333615162f73d9ed28cd2a9ddef8ab2bd254daf |
|---|---|
| Markdown | a82133ba679c6b3c87efb5f41bd466108d89091fc99c534e471d9b24ea97b630 |
| Publication page | fdf7bea8945548e3113a2d801dc6d9c6adf68b3df945afa58e34fd4d5d5b32cc |
| Manifest | e4c9c5f788194b706574cb2ccd730d44ade03f6cd1d2324f33602460cc1fa575 |
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 | vceqzCymkPOOuNggMipo8PFDXhyiK/NwatALCd8caRhbYEfP2Uhoy3EYLy/OiPk7Ww3NCUuj+JgpNZ+TrtdqDQ== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:08.575477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052503observed fdf7bea8945548e3113a2d801dc6d9c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:08.556217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052503/manifest.jsonobserved e4c9c5f788194b706574cb2ccd730d44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.535828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052503/publication.mdobserved a82133ba679c6b3c87efb5f41bd46610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.516237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052503/publication.txtobserved 848ed7249e4ca3fa5e249e12d3336151...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. |
|---|