OT-2026-000057868
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single 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-2026-000057868) never changes.
Identity and time
| Publication number | OT-2026-000057868 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7f2e-a1e0-f4e10874c29d · 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-2026-000057868 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ebaa955057510ab1601ed5d146d6ae31d111b5f80c4d6e345839daf62e2eba1 |
|---|---|
| Markdown | dce2c78bbccf482988484d160bd1b6251fb2f9f6922e30858b75fb838d321491 |
| Publication page | 894d6348e3119fc6e4d5f86da1743f040e86b788350bcd225d01569a6279acf4 |
| Manifest | 99dc2a5801b9f5ea209520860dcc5d417458b696270495520c66a6786c53017b |
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 | lTb0EfFUXjZxgT2XiMaTIt5eJ5CSai0VsMxPoFv6cpOP2pA+YYB3vsBYMcmlvX8lPLse/5PxTqxNfd7xnIA/Bg== |
| 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
| 2026-09-17T10:47:27.196184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057868observed 894d6348e3119fc6e4d5f86da1743f04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:27.178837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057868/manifest.jsonobserved 99dc2a5801b9f5ea209520860dcc5d41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:27.162807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057868/publication.mdobserved dce2c78bbccf482988484d160bd1b625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:27.144676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057868/publication.txtobserved 4ebaa955057510ab1601ed5d146d6ae3...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. |
|---|