OpenTechnical

OT-2026-000061755

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000061755) never changes.

Identity and time

Publication numberOT-2026-000061755 · never reused
Internal UUID01a0ae8b-b8aa-7d07-83be-143e324f837c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061755
StatusPUBLIC

Content hashes

Canonical text3c278e491e7193322fc626c34aa8b7d681a710fe2635aaebf04d3681d9422f93
Markdowna449f8cf1aa35e55f4c977d8f4891e163cbf2b0e823e915dd27dc72bd1761859
PDF
Publication pageb602f50e154a2cd2df580dadbb513f3eb004ef5986523e19b05280c9bb3bb3c4
Manifest248f831a71f04864b24ce77fbec94a31b09f54653bc751e1d2335cf8765a6d07

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
SignatureTVW24/IcZZLjArjncuq5kuKPwZ5gZPYBDLJ8sObU/ZtMZKEur5RoamoZZCgUCOQUZdE4p+UPutDecp6icE6pDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:27.422007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061755
observed b602f50e154a2cd2df580dadbb513f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.402464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061755/manifest.json
observed 248f831a71f04864b24ce77fbec94a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.381803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061755/publication.md
observed a449f8cf1aa35e55f4c977d8f4891e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.360798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061755/publication.txt
observed 3c278e491e7193322fc626c34aa8b7d6...
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.