OpenTechnical

OT-2026-000094178

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000094178) never changes.

Identity and time

Publication numberOT-2026-000094178 · never reused
Internal UUID01a0ae9e-92cb-7389-afdb-0ca59dbf0576 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094178
StatusPUBLIC

Content hashes

Canonical textf7b24b69fcebf6ea42a238ec55b84ba5110b4eb08cdc1cfe11a176d67f4022b2
Markdown1f51c80d871790161800d8209c4867a23c833fb3049c9b284914deb1c0e8bdf3
PDF
Publication pageae10677888463892a05aff9fede9e32f91b55ea8c00161aa171ab3bca0094ea9
Manifest8e20204abd8503c4f3dd115920349c6f607e78d78b20c8e2ee299df59000d68b

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
SignaturepvAdCMLEF47MfCex5Hrbvu2W3dvW2DeSZtfC3HEmpx+ri+0QmbE9dXEtQSUqvnABSUN2goKPLmII/mpTL8CgCA==
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

2026-09-17T09:38:38.626877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094178
observed ae10677888463892a05aff9fede9e32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.610011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094178/manifest.json
observed 8e20204abd8503c4f3dd115920349c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.591225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094178/publication.md
observed 1f51c80d871790161800d8209c4867a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.574393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094178/publication.txt
observed f7b24b69fcebf6ea42a238ec55b84ba5...
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.