OpenTechnical

OT-2026-000096496

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000096496) never changes.

Identity and time

Publication numberOT-2026-000096496 · never reused
Internal UUID01a0aea0-a4a9-7d76-9786-067b5669a0f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096496
StatusPUBLIC

Content hashes

Canonical text37c7b2aa8a77f909f78ce84556fc221331d70653daafbfa7d60619df0c9f2a4a
Markdown221fa28923f30e6123be951ecd72161b6cb873305e4c977bd42382b767dd9607
PDF
Publication pagef4976ab1c7d32c357144cb218160da79a6efe57b2d0aae130fa00b550f61cff3
Manifestc602055734c7f9eb66c14a06dad96ba7a5e028c8b9edf702d81f9da8bd49c556

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
Signature1tiiKkhRZMEH3amANGTXPBowP+5AJPz5gGK2qoUX4vW0ZvEuGY+2V+C6vwuwrd4K9idiY1f2NZnGoTB94wWhDQ==
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

2026-09-17T09:33:54.157919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096496
observed f4976ab1c7d32c357144cb218160da79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.137245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096496/manifest.json
observed c602055734c7f9eb66c14a06dad96ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.117107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096496/publication.md
observed 221fa28923f30e6123be951ecd72161b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.096681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096496/publication.txt
observed 37c7b2aa8a77f909f78ce84556fc2213...
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.