OpenTechnical

OT-2026-000035452

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000035452) never changes.

Identity and time

Publication numberOT-2026-000035452 · never reused
Internal UUID01a0ae76-a762-7ece-b17e-da1e117323fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:26.834147Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035452
StatusPUBLIC

Content hashes

Canonical text0b5991e586cce495e5f6ee83b32eb1f13bc5be48d1cf29c59b353d42f43b8c69
Markdown419dcbfdbb14bd9e3df775ca77478617a550dd31a6db1945e8cf95a31e5b38cd
PDF
Publication pageab7bf83ae5ec20f84d19414e24d909756b3b9be47a185ec601de17c375038e92
Manifest868d9bc23374aca5bec788e7c101c9a3e2d51b945416a21603f9fee91be0d7d2

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
SignaturemUm7WN36vLJOyDy/aXeozDrhga22iG16HE3eOwkNSVV3AHPGtdmCvEzMiZKaATR9OfZGpCyF2gPrqgNV03yFBw==
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

2026-09-17T11:27:50.483196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035452
observed ab7bf83ae5ec20f84d19414e24d90975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.465009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035452/manifest.json
observed 868d9bc23374aca5bec788e7c101c9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.443749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035452/publication.md
observed 419dcbfdbb14bd9e3df775ca77478617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.373663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035452/publication.txt
observed 0b5991e586cce495e5f6ee83b32eb1f1...
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.