OpenTechnical

OT-2026-000034564

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034564) never changes.

Identity and time

Publication numberOT-2026-000034564 · never reused
Internal UUID01a0ae76-1ed0-7f80-9552-dcc1b889adfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034564
StatusPUBLIC

Content hashes

Canonical text9b935ed6d0f9fb4e29cbc18fe238d8832571337104053edf093315bcae8b9abf
Markdownf5f5fe82719da532d30a73c8d082bef04e022da9a1ec1bc341d965f68738fb71
PDF
Publication page4b7c58a1ab1de5eaa5234404356a7f36eea36f568ab6a31e4a70a36894a09aeb
Manifest45270eb341946b3719b9ba2686e6a2f059773963a284aa70a41300e779359f30

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
SignatureWo0S/iljvl7xE3UrNY4AbqjJZfXO29VZKU7ULSRoKLit70gddPlQJhCZ2FUhkwL2JWisQKv1iYKf8sAuK/RODQ==
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

2026-09-17T11:28:55.804570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034564
observed 4b7c58a1ab1de5eaa5234404356a7f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.788209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034564/manifest.json
observed 45270eb341946b3719b9ba2686e6a2f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.766294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034564/publication.md
observed f5f5fe82719da532d30a73c8d082bef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.744426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034564/publication.txt
observed 9b935ed6d0f9fb4e29cbc18fe238d883...
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.