OpenTechnical

OT-2026-000038766

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000038766) never changes.

Identity and time

Publication numberOT-2026-000038766 · never reused
Internal UUID01a0ae78-769e-71ee-82dd-fe4438c16b3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038766
StatusPUBLIC

Content hashes

Canonical textcbccfb3ebdf7660167efbf3f0660bfd8d48840105f9316590dfaad6f82656fbf
Markdown88536a91dc77f6d330286d1b6caad95f627fd94d14be0f9053e63fdff2a39889
PDF
Publication pagec5722b751f8a8dd210a57d900c295aa49e7b65ecffaa5092c14019fe21892fdb
Manifestadfc0aa1cf86c7e433080084b3c152ed1bf74b488b2ad0f854a6449b9b3d8da8

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
Signatureq4Rbcp9qNQnNu5uFrpSMmPGUnrSIWU8+T8ESi2uJWEmKC4uSfKWx1sJfTpBz3Or3Oiz+qovHS92ThvcEx/1xCw==
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

2026-09-17T11:21:18.435997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038766
observed c5722b751f8a8dd210a57d900c295aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.417938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038766/manifest.json
observed adfc0aa1cf86c7e433080084b3c152ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.398111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038766/publication.md
observed 88536a91dc77f6d330286d1b6caad95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.379298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038766/publication.txt
observed cbccfb3ebdf7660167efbf3f0660bfd8...
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.