OpenTechnical

OT-2026-000095971

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000095971) never changes.

Identity and time

Publication numberOT-2026-000095971 · never reused
Internal UUID01a0ae9f-fac8-77df-aee0-dd1dbcf65a0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095971
StatusPUBLIC

Content hashes

Canonical texta9a3eddefb8a10ad0ece0456542c4f98bd035dfd2f1150b3dd00f9e917b61634
Markdown7bc4c1c74eeda8a2a1adf8f9dc53008c14e1d530e01f999a51004f45c541a378
PDF
Publication pageacbf25c1903d19503575e9865d1a2a45c7647eab1a55f4cbe7bf4e2c92822edc
Manifest50e958424c89663f901f1ad6c8c56931b1c4d67ea9283f16268dbe863c7a6096

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
SignaturezPe104PexQ2w66BqM0CQ7c3UF0SrDlrn0+CiXRC1iwfHdliIvKq2C/oQ1o0KylzQ5XWlSugHPH/NQt4Ank4QCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:05.465020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095971
observed acbf25c1903d19503575e9865d1a2a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.446974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095971/manifest.json
observed 50e958424c89663f901f1ad6c8c56931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.428676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095971/publication.md
observed 7bc4c1c74eeda8a2a1adf8f9dc53008c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.410642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095971/publication.txt
observed a9a3eddefb8a10ad0ece0456542c4f98...
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.