OT-2026-000049474
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000049474) never changes.
Identity and time
| Publication number | OT-2026-000049474 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-782a-be97-18c104414f43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049474 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98c5f3725f53beedf96026c91a803e0ba27f97059f059ef2f611d8560d64cd55 |
|---|---|
| Markdown | d618307a007732c2c3cea8be939ae29142137b51f3270807f805742b5a75f9af |
| Publication page | e3ca5cd86436c9730a54fbc0ee3b1597a456952f2094fa5f249b195d1b7a2703 |
| Manifest | e4f82bd025e746a3705018f593d5ccaaab62797b497b5f41b75f71d4d7ef72f1 |
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 | fX0UrXAAxh/ppyNFka38EP1gYPPpEVCCrqVs7Nt+3BEpLoM/WEwvSA/uA1YDyr8NpsQ3KsxDe4yAJb9RpPP8Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:19.092372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049474observed e3ca5cd86436c9730a54fbc0ee3b1597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:19.072597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049474/manifest.jsonobserved e4f82bd025e746a3705018f593d5ccaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:19.051453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049474/publication.mdobserved d618307a007732c2c3cea8be939ae291...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:19.030791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049474/publication.txtobserved 98c5f3725f53beedf96026c91a803e0b...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. |
|---|