OpenTechnical

OT-2026-000099956

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000099956) never changes.

Identity and time

Publication numberOT-2026-000099956 · never reused
Internal UUID01a0aea3-1473-7450-9308-9106175cf8ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099956
StatusPUBLIC

Content hashes

Canonical text2bb16993b0bac681e649d8576ac6c0543bc16b532cb733a431d4b50dbdd5d43c
Markdown27fada6513d79600cc104f288f3929fc21dd78561b5c3c8d4b3c9e9161d8e844
PDF
Publication page59a0cd25e9613e4779953489f338cc41c84d91660947a65e916536ac926ce95b
Manifest54abd8ec297ea166872d2bbf985c450b15cab73ba52756d01c933a1d9704e695

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
SignatureAepasBKVkT0aWZ7ecl6Wcu7124wODXfs8Gj+bPTaD7WZ/o1FOPlUNpMvXFoqzGN8Ir8C+GoMcdxt5E2fjITmBg==
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

2026-09-17T09:30:36.618443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956
observed 59a0cd25e9613e4779953489f338cc41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.597487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/manifest.json
observed 54abd8ec297ea166872d2bbf985c450b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.574514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/publication.md
observed 27fada6513d79600cc104f288f3929fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.556455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/publication.txt
observed 2bb16993b0bac681e649d8576ac6c054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.127848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956
observed 59a0cd25e9613e4779953489f338cc41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.111835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/manifest.json
observed 54abd8ec297ea166872d2bbf985c450b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.093648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/publication.md
observed 27fada6513d79600cc104f288f3929fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.075372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099956/publication.txt
observed 2bb16993b0bac681e649d8576ac6c054...
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.