OpenTechnical

OT-2026-000050892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050892) never changes.

Identity and time

Publication numberOT-2026-000050892 · never reused
Internal UUID01a0ae82-c7b3-79ac-b6e5-a8efdbed5245 · 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-2026-000050892
StatusPUBLIC

Content hashes

Canonical texta372d389b3abb49a311a4b121f0f0eede1aa3e847554ad5267c76e16b2d30a6a
Markdownfe4b90d9178d3569dd5cf3252df854604552fd0e7ec272097545222117a508d3
PDF
Publication pagee863472dca68bf7f1abd74743ee19530fbdb9d245baba39d6a4d0a52c167d6d8
Manifestce5217e42211c3ea38f5675472f5f562916779d9c2e1c9e4b1e5b5ab2d78077f

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
SignaturecyhZt9S7BeAxKKgle1/6saI/gu9TLlhmOeOktilAKNf0pLlDMX7TGh5QJ1eNHEVlUHCl23dpN7NXav7ZBmmfBQ==
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

2026-09-17T11:00:37.927703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892
observed e863472dca68bf7f1abd74743ee19530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.908970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/manifest.json
observed ce5217e42211c3ea38f5675472f5f562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.886771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/publication.md
observed fe4b90d9178d3569dd5cf3252df85460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.870273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892
observed e863472dca68bf7f1abd74743ee19530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.865449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/publication.txt
observed a372d389b3abb49a311a4b121f0f0eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.849225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/manifest.json
observed ce5217e42211c3ea38f5675472f5f562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.814086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/publication.md
observed fe4b90d9178d3569dd5cf3252df85460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:37.785943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050892/publication.txt
observed a372d389b3abb49a311a4b121f0f0eed...
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.