OpenTechnical

OT-2026-000065219

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065219) never changes.

Identity and time

Publication numberOT-2026-000065219 · never reused
Internal UUID01a0ae8e-1df9-76c3-9314-91fbc3dc9801 · 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-2026-000065219
StatusPUBLIC

Content hashes

Canonical text34d90d23497d84d83443cd8aa3097c19c4317cafc5071dce799780bcde02a607
Markdown0cc5f4b6b1cc4b705ba94d668185c57165abfd01d8e67fb743124e6acacf6e72
PDF
Publication page514a1b139c3266cbda3ae1bdc65b25326e914ffeb0edcd6ade90feac474627b4
Manifestb165418722901af45cd05214e86e22a4dc615690a66cac73047e56f6211e8a2d

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
Signature3ddchLc0V+eMRzZSOV5OLs6iSuSs2JYwL6rAyMKeKiTu0OtSM6nPLA7shHvx7WeOfbS6taNtHiJfWPO+we7oAw==
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

2026-09-17T10:35:04.334637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065219
observed 514a1b139c3266cbda3ae1bdc65b2532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.316668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065219/manifest.json
observed b165418722901af45cd05214e86e22a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.299770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065219/publication.md
observed 0cc5f4b6b1cc4b705ba94d668185c571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.283066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065219/publication.txt
observed 34d90d23497d84d83443cd8aa3097c19...
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.