OpenTechnical

OT-2026-000083233

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, 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-2026-000083233) never changes.

Identity and time

Publication numberOT-2026-000083233 · never reused
Internal UUID01a0ae97-c963-7992-9ed3-7a81f8d06992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083233
StatusPUBLIC

Content hashes

Canonical textc865fd30aa3d078ba0b919c45c9793eeaf8a6093f40b2c4e56bc6b9d57d89d7b
Markdown8ea9dc6f6a32574a2b33df348b4d1dff6bb152a4d811aed6c4149be75f606841
PDF
Publication pagebfe8bacd75ecc219a545d886bb643837ab959fd0176c86d3b51dddcf5c86df46
Manifest81d28744a226d3ca9dd2f0075f318c7e0086b3e16d338e7e8debb5086b3c29f3

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
SignaturerR2HT0iUQsLGFL3Fmkh5dmMOylq4UsB5091kfrwmkyySO2G2BBvVQaWNWZas+xDco1aUta7dWGHzjN2jpzrvAQ==
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

2026-09-17T09:01:11.628724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083233
observed bfe8bacd75ecc219a545d886bb643837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.603617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083233/manifest.json
observed 81d28744a226d3ca9dd2f0075f318c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.585824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083233/publication.md
observed 8ea9dc6f6a32574a2b33df348b4d1dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.565805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083233/publication.txt
observed c865fd30aa3d078ba0b919c45c9793ee...
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.