OpenTechnical

OT-2026-000099102

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000099102) never changes.

Identity and time

Publication numberOT-2026-000099102 · never reused
Internal UUID01a0aea2-8287-7c1b-abb8-3e8cc4857cf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099102
StatusPUBLIC

Content hashes

Canonical texte6eb11c907de374457092281b9036112087af9721c69f71d60813d953842eaae
Markdownfbb479dc72887338c973622f67fff1ae0edba4478bd791db2cb1b70bfaf2049d
PDF
Publication pagea53e8a851445ba8e5a5c091fdde0441fc0978f692b749df22387caebff7bb00a
Manifest6ae1fd8baaa97e339bff212b45321dc8399dbfa19932c1b9ecbd0e29d09df793

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
SignatureL1bc7+sZz7ApSTa4IUJNZ949/66BL0PnAbZl8kFQgmJStRBNVNT+pZ5T8++K3wMWhdmPluZkfdqamHPKE8RTBA==
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

2026-09-17T09:30:20.664338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099102
observed a53e8a851445ba8e5a5c091fdde0441f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.646997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099102/manifest.json
observed 6ae1fd8baaa97e339bff212b45321dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.626803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099102/publication.md
observed fbb479dc72887338c973622f67fff1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.607682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099102/publication.txt
observed e6eb11c907de374457092281b9036112...
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.