OpenTechnical

OT-2026-000010788

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, vented 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-2026-000010788) never changes.

Identity and time

Publication numberOT-2026-000010788 · never reused
Internal UUID01a0ae6c-0ee9-7e69-b2bb-eb5f01e4cd9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010788
StatusPUBLIC

Content hashes

Canonical text53738acbb28ab3a6a0a5b8111a6000d4a9c47cd27ce1936f231b3ae13a760f7d
Markdown50f8f89934a9a5535436b254ead6c02a3dffb776ae305c8954b64938757e5e3d
PDF
Publication page51e0047e6fe8bf07c9c6370b61f1d7f948191dd364ed002b4236d6d528d09f09
Manifeste363594777f72d060aca3ae18e4fac0c2e820d38ec39f0dc158a793eefb0e00a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+WNRPuidi2YbuCANOEBja1CsyVsamgKlW7b7byNzhCTL56MgOHLDcCTIfz9o9ipNDbKHaH9FTq8tBmWQXFlxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:15:43.252654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010788
observed 51e0047e6fe8bf07c9c6370b61f1d7f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.223843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010788/manifest.json
observed e363594777f72d060aca3ae18e4fac0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.196246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010788/publication.md
observed 50f8f89934a9a5535436b254ead6c02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.165864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010788/publication.txt
observed 53738acbb28ab3a6a0a5b8111a6000d4...
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 archivePending 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 packagePending Custody packages are produced weekly.