OpenTechnical

OT-2026-000050782

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000050782) never changes.

Identity and time

Publication numberOT-2026-000050782 · never reused
Internal UUID01a0ae82-c7b2-77c9-b6f2-869beded7bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050782
StatusPUBLIC

Content hashes

Canonical text0fbe06884e6dae5008f7a1d6beb99fd2107a91c97ba718adf9d16af15212d69d
Markdownca4694249c2de3b84989ca2cb8ed64135d5b8f1b6cd172aeb750450e0e68d172
PDF
Publication page25e6e9dff2b39d11e6786787ed367fd9d9a9c19073e259d8b6b1672e4ea6fe6d
Manifestc7d49a8647486e5f01a2d638e028d1b1028923e1e91ad2f49553947ee2412503

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
SignatureH+NcQgHKlJbtVr+2i9N4LXFTxqpbh5yjqcyloMDkXEv2YLgWI2chxNDqZoHFQ2Kz/tQHBCLcyYy6b95EsUQaBA==
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

2026-09-17T11:00:17.751508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782
observed 25e6e9dff2b39d11e6786787ed367fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.725456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/manifest.json
observed c7d49a8647486e5f01a2d638e028d1b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.722311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782
observed 25e6e9dff2b39d11e6786787ed367fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.698176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/publication.md
observed ca4694249c2de3b84989ca2cb8ed6413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.694727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/manifest.json
observed c7d49a8647486e5f01a2d638e028d1b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.670426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/publication.txt
observed 0fbe06884e6dae5008f7a1d6beb99fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.669400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/publication.md
observed ca4694249c2de3b84989ca2cb8ed6413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.644816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050782/publication.txt
observed 0fbe06884e6dae5008f7a1d6beb99fd2...
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.