OpenTechnical

OT-2026-000102860

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000102860) never changes.

Identity and time

Publication numberOT-2026-000102860 · never reused
Internal UUID01a0aea4-be3c-7108-bba8-3eabab9d6644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102860
StatusPUBLIC

Content hashes

Canonical text4837401a221a9eccdb45ea2a1d17627854d30cf292dce4c1e3393be1942be9bf
Markdown3b86588cef983ee50659292543b04b3a848c667879d0c100cb31c6f757a2dceb
PDF
Publication page25bdd89d580639aa1fd4b2d318c1d4b344fe70ca52f2ebf13ebdeaaccc0a3130
Manifest98006ccb53e9178d6ab1a71957e0aa8ce93326fffa97b16763b233659f52b203

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
SignatureMt3PLjDKY4sTH69OwTLAHKOBrz1b1en6iqQeMMKiCTdRZIZ6+N4vnMIBGm2675cxWGYXT5CjfI79cQsg3ky7BA==
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

2026-09-17T09:22:48.673320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102860
observed 25bdd89d580639aa1fd4b2d318c1d4b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.657308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102860/manifest.json
observed 98006ccb53e9178d6ab1a71957e0aa8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.641756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102860/publication.md
observed 3b86588cef983ee50659292543b04b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.627107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102860/publication.txt
observed 4837401a221a9eccdb45ea2a1d176278...
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.