OpenTechnical

OT-2026-000038463

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038463) never changes.

Identity and time

Publication numberOT-2026-000038463 · never reused
Internal UUID01a0ae78-2d53-7a3c-938a-177773510b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038463
StatusPUBLIC

Content hashes

Canonical text362ae7e510085aad4e736c65253668435b7a240a9a547cb461e907d3758d1323
Markdown2b6babc1146bc177e033e4aa0db6d456a4c2c23d568230a76be10b5c14a5bc3b
PDF
Publication page73e5de14777fb1d6cf1ceb124a5e1c243c85f07dd5e574ca3a4163bd1424df20
Manifeste3a3795e9c41063c5fc9775147d0bd09eff38149c7a66ee6d2743ea5360c3787

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
SignatureAgfB4RkZLMYxqiSK/rCDfLsyiFRejCtgigBXi0Ddyh0Wcqs8yy7+YMBG+iRYyjt9SCJA/CmnZeD0U2KPowHFAw==
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

2026-09-17T11:22:41.907730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038463
observed 73e5de14777fb1d6cf1ceb124a5e1c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.888650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038463/manifest.json
observed e3a3795e9c41063c5fc9775147d0bd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.870967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038463/publication.md
observed 2b6babc1146bc177e033e4aa0db6d456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.852988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038463/publication.txt
observed 362ae7e510085aad4e736c6525366843...
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.