OpenTechnical

OT-2026-000065710

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000065710) never changes.

Identity and time

Publication numberOT-2026-000065710 · never reused
Internal UUID01a0ae8e-46fb-70fc-9bde-6006b65f15b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065710
StatusPUBLIC

Content hashes

Canonical texta3e839cb6432cdd5a4e2010a8cba5d431e65385466cfafb1069201653cbff379
Markdown732dfa7fd5bc4d8db66d9e1d27204aee4565b70044d12a843a57cf8d495fe7a5
PDF
Publication pagea7ae52b0bb996938fdbd2118cf711cb569debf4cd1c75ae9f83246f48d5fdbbf
Manifest51388e743d9300ea8fd958a7658843e0d060366ea3c10aabb4fa0de89eaebb96

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
SignaturevhgjmU0mhsAjYtLS7QwtL4gPdsmZYWQxibBH/mSNzxxoa9Q65aodNWtA/m7TwFW9QKNcYmVNpQoBjAav5c8MBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:07.706491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065710
observed a7ae52b0bb996938fdbd2118cf711cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.688841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065710/manifest.json
observed 51388e743d9300ea8fd958a7658843e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.671325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065710/publication.md
observed 732dfa7fd5bc4d8db66d9e1d27204aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.634482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065710/publication.txt
observed a3e839cb6432cdd5a4e2010a8cba5d43...
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.