OpenTechnical

OT-2026-000085632

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, sustained blow-off before set-down

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-2026-000085632) never changes.

Identity and time

Publication numberOT-2026-000085632 · never reused
Internal UUID01a0ae99-aaad-7873-aab8-bcc645beb8b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085632
StatusPUBLIC

Content hashes

Canonical textdb4c63a3d6de71d6d53c2c5209308d5b9d7d18eee18ad53581a897f84c6a8648
Markdown03f8749f7799db7997038f7bf11dc7ff9ad703a79e97929029eb119af882b395
PDF
Publication page43d924a7e7dca71b1ebd027f144647f14958857161332beba504517452ca9880
Manifest5172154156aebab84b719a97a4b92ebfd0d1a9f45ed2d5250061ca59c50c776f

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
SignatureygLZgMJ2z1bZu7pOXLW4r+EMqG4zDM1H/XfCgTA8Nc5zjyPtX8eRhGmPdjc+cfr6fsFe2tM2mu5gzhnl9WYnAg==
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

2026-09-17T09:54:30.971402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085632
observed 43d924a7e7dca71b1ebd027f144647f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.950234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085632/manifest.json
observed 5172154156aebab84b719a97a4b92ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.931183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085632/publication.md
observed 03f8749f7799db7997038f7bf11dc7ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:30.912480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085632/publication.txt
observed db4c63a3d6de71d6d53c2c5209308d5b...
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.