OpenTechnical

OT-2026-000065271

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000065271) never changes.

Identity and time

Publication numberOT-2026-000065271 · never reused
Internal UUID01a0ae8e-1dfa-703f-b637-19c2fee782ae · 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-2026-000065271
StatusPUBLIC

Content hashes

Canonical text2b4dccf64004bdb5ed35bb89850cd1541f04c60f15cfa30d45a0f8a9795cf951
Markdown7923a4d420e6233d1b90ce1309a255f154c0a0a66e8205efa4ba73a06b8173c2
PDF
Publication page68478011506eec5ebc60d3be909a62b8a2fbc29cfc834bd6c1f69dac93aec085
Manifest2ed9b6c1993287b65b856fe58333be5c2937bcaa1ee2dd8643143f6d037c3da9

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
SignatureS5ipSfs0f1m13xP8y9V/MRwe3HJfuVNJjbeSW47GOHzrbzfWwq9p5W7JTfY1wyHHzH5zFNdICrRS7T1NrZSQDg==
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

2026-09-17T10:35:13.769016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065271
observed 68478011506eec5ebc60d3be909a62b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.747331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065271/manifest.json
observed 2ed9b6c1993287b65b856fe58333be5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.727027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065271/publication.md
observed 7923a4d420e6233d1b90ce1309a255f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:13.705381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065271/publication.txt
observed 2b4dccf64004bdb5ed35bb89850cd154...
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.