OpenTechnical

OT-2026-000096689

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000096689) never changes.

Identity and time

Publication numberOT-2026-000096689 · never reused
Internal UUID01a0aea0-a4ab-7d0a-8902-673d9b365b2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096689
StatusPUBLIC

Content hashes

Canonical text52f093fc08006f50e6b1401264949f394261796e0a4f7b11cc77555765a91088
Markdown1715b1f5386dcf4fa6206c13fff874cc467ec76bc06f9bfad8d04ad99d8decd2
PDF
Publication paged050a79e8c54f7f3adb5fe9f6ea29dcc6a8ce5b0069c03f9abc4d1e65b6cda12
Manifest5b4e434f1e6598cd692da959593dfdd7b2077de4220fe329d440338c32837b4a

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
SignatureUstYxKNchUFlXToSMV8KRreBlki33sjwp3JQeTkPPYLECaTg8x30r9YtUvXo3L/jVMyuvYAv7biXPRtmCBawDw==
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

2026-09-17T09:34:10.156986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096689
observed d050a79e8c54f7f3adb5fe9f6ea29dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:10.139030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096689/manifest.json
observed 5b4e434f1e6598cd692da959593dfdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:10.121775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096689/publication.md
observed 1715b1f5386dcf4fa6206c13fff874cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:10.104200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096689/publication.txt
observed 52f093fc08006f50e6b1401264949f39...
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.