OpenTechnical

OT-2026-000104347

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104347) never changes.

Identity and time

Publication numberOT-2026-000104347 · never reused
Internal UUID01a0aea5-3421-76cb-8935-20b61e2dca24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104347
StatusPUBLIC

Content hashes

Canonical text4d7512e59ccfa2f88342016292286b9694080f1c315800f33002818d96f35ce4
Markdown72f05772b72434cdebe5e3f9d5676a464ea6ddb2f1013da2de3d1ba44c26be59
PDF
Publication pagee53f0a084975dcd44d56345146ce9708ca461363096bc18eb56f3f9a5c3383ff
Manifest618e3ab6ce896d462ddf485efd233ded37972ba42bf42df5238329d5d23a61c6

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
SignatureqwmkLO35SUEPUmbMwTzF0/URs1c6yTNO1Arfcy4mX3CsmRhxHFSJ1WiNgxn6EkuekRF8L+6iEoe+MkHAbtIbBw==
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

2026-09-17T09:21:36.205080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104347
observed e53f0a084975dcd44d56345146ce9708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.186594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104347/manifest.json
observed 618e3ab6ce896d462ddf485efd233ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.170108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104347/publication.md
observed 72f05772b72434cdebe5e3f9d5676a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.154807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104347/publication.txt
observed 4d7512e59ccfa2f88342016292286b96...
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.