OpenTechnical

OT-2026-000065273

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000065273) never changes.

Identity and time

Publication numberOT-2026-000065273 · never reused
Internal UUID01a0ae8e-1dfa-7386-9f28-f125f2a58ac8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065273
StatusPUBLIC

Content hashes

Canonical text5f43fa76cc0a44c0eabe1afabcc5d4f4532216a23e885c93a6aad57618e5fa65
Markdown2f02c69ef32c304650eef79c5dd2ad81ff5b1d941363d411eb020cd71b572fa9
PDF
Publication page0bee17e586da4ac86ff4e5a44d9ddf4fb83dc8bb0c7cf9b9926e231e2fb72e52
Manifestceca665f163f6d20569aad211d6030b0bd7ccaeff4007e6078574862f7a173d0

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
SignatureGJgKupbRMlomvvFlOP+4E5pBAMoqRJbPT+MgsRPZofHPgKCxDMd1PPuPVJu6PxhgOchyRvTVZyK6J/wQuU4SDg==
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

2026-09-17T10:35:13.962763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065273
observed 0bee17e586da4ac86ff4e5a44d9ddf4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.944044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065273/manifest.json
observed ceca665f163f6d20569aad211d6030b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.923986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065273/publication.md
observed 2f02c69ef32c304650eef79c5dd2ad81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.903554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065273/publication.txt
observed 5f43fa76cc0a44c0eabe1afabcc5d4f4...
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.