OpenTechnical

OT-2026-000013367

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000013367) never changes.

Identity and time

Publication numberOT-2026-000013367 · never reused
Internal UUID01a0ae6d-6fca-7d35-9a5b-7a25887a9aa3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013367
StatusPUBLIC

Content hashes

Canonical text4f027328e097a5c6cc88a597d8d9287f56d7c712c4e62cfd033a3f028887f6bb
Markdown299c9ffa9efa0e4374aa0686db15eb451f06324f194bc0661acaec2fdc209d83
PDF
Publication pagef66b95848db0f34e79648d1747b19b0b0dfc536aec2931e777cc57b7d2b1790a
Manifest140bb415bd8a8509277db64e43a13d499013b4b2572ed51e3760199a080ca721

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
SignatureEf+puQTPqJYs/KJwSmYc7szjm/sAmxN4b0c6s/8rBCWnS3qdYpVHew5XEAsoV+w999ajrLjeJ5LUG7CVtfjZCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:09:49.596837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013367
observed f66b95848db0f34e79648d1747b19b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.575021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013367/manifest.json
observed 140bb415bd8a8509277db64e43a13d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.553474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013367/publication.md
observed 299c9ffa9efa0e4374aa0686db15eb45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.532858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013367/publication.txt
observed 4f027328e097a5c6cc88a597d8d9287f...
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.