OpenTechnical

OT-2026-000102716

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000102716) never changes.

Identity and time

Publication numberOT-2026-000102716 · never reused
Internal UUID01a0aea4-858b-7993-ba74-b4ee9f30e64f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102716
StatusPUBLIC

Content hashes

Canonical text830879cb0ef8db758d1c3457ae21e774737d08c57fa42fa495617e338faf50c8
Markdown2425bdb32f0162ee3ede369cf52765962d06f5c6efa6b45492f9f37a38f502d6
PDF
Publication page57bf3d20430885f3ad6ee32cafdfdddc9e3615f94c3fece685c38ae9ac007995
Manifest4ffd8dcb7bc198c5c71be54d351e359b4eadf0cdfcd11599864f9e876d44f805

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
Signatureo6HpKUNdgwKEa93ZYLNtNpg0d1vMFl0yaEoUSV/jh2JQlnxF+7skr4leXZt8D2s9wxndJlwlFkY9+h9bozELAw==
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

2026-09-17T09:24:13.877433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102716
observed 57bf3d20430885f3ad6ee32cafdfdddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.858126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102716/manifest.json
observed 4ffd8dcb7bc198c5c71be54d351e359b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.839689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102716/publication.md
observed 2425bdb32f0162ee3ede369cf5276596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.818963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102716/publication.txt
observed 830879cb0ef8db758d1c3457ae21e774...
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.