OT-2026-000057940
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-2026-000057940) never changes.
Identity and time
| Publication number | OT-2026-000057940 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7701-a676-b9467ead4743 · 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-2026-000057940 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd4cdc0636e06d86c905f0d79d865fc2005073b53b696fe34e73e6fdbae55bea |
|---|---|
| Markdown | 538c2b73faac0ee8720684c4188196bf988e87415a3232cbc436baf17993ad55 |
| Publication page | d166de6f2fa8bd7543a4f5eed54f49208ba91ec7a3d7643dc1080d1712d1b47e |
| Manifest | b7457968f478bb0e1323e39593d96345db94826e787ddfbe27e9b15004b06753 |
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 | UvH3FGZq4Xqe/hKzeTnMtwzoKjIgzJid2In7KeiISE1xlFTM6I77I4nTIWtVhIWstvOQAa+Bp724fVnWNSs/BA== |
| 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
| 2026-09-17T10:47:30.999991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057940observed d166de6f2fa8bd7543a4f5eed54f4920...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:30.981745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057940/manifest.jsonobserved b7457968f478bb0e1323e39593d96345...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:30.962932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057940/publication.mdobserved 538c2b73faac0ee8720684c4188196bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:30.945306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057940/publication.txtobserved dd4cdc0636e06d86c905f0d79d865fc2...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. |
|---|