OpenTechnical

OT-2026-000094321

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single 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-2026-000094321) never changes.

Identity and time

Publication numberOT-2026-000094321 · never reused
Internal UUID01a0ae9e-92cd-700e-9995-4fab6987af50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094321
StatusPUBLIC

Content hashes

Canonical text20ac207544cc5dc437d809099202cd29fb70de0877a94f60e2b1536edf82a48c
Markdown7a18d7d8017408680e416ebcba6bda2990ca00c7431ab22590b1a35fec6ef82e
PDF
Publication page91111d971e957105dfd2308d47966c2d0e18a1f2d4b50a37e28169f45225f001
Manifest3c318c4f43cd2eaa7b97f809b8f55ef06bf98370936c2d18897166060ec5d597

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
SignatureiA3zmnM/AWqXtgqIKOjKVZFAPAEwxbZS0R84ksY5SitDGzX8mFDutn/ZVaxVRO9m83vGswPPPov21bD3NjWNAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:40:12.036955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321
observed 91111d971e957105dfd2308d47966c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.019356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/manifest.json
observed 3c318c4f43cd2eaa7b97f809b8f55ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.999459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/publication.md
observed 7a18d7d8017408680e416ebcba6bda29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.982431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/publication.txt
observed 20ac207544cc5dc437d809099202cd29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:18.656223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321
observed 91111d971e957105dfd2308d47966c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:18.638278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/manifest.json
observed 3c318c4f43cd2eaa7b97f809b8f55ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:18.618859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/publication.md
observed 7a18d7d8017408680e416ebcba6bda29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:18.602800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094321/publication.txt
observed 20ac207544cc5dc437d809099202cd29...
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.