OpenTechnical

OT-2026-000016416

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016416) never changes.

Identity and time

Publication numberOT-2026-000016416 · never reused
Internal UUID01a0ae6e-2d13-7304-9792-ac592e642211 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016416
StatusPUBLIC

Content hashes

Canonical textc673a8802fdb4ae31dc5642a3c4d345b7ae555c7ac07370503f36b26f110d7e0
Markdown2e26fad7369919d851ad301a88fead2cf0d0835b485003af0c93d7820e9668f7
PDF
Publication page314e0d26a6ca5b6e11f8e39a982574e04819b1efc3988c510e652e49e54d8ed9
Manifeste79d9e88b25f13ec60209868c3ce29a0d6d5d7eafec52f56d4cdd907ed9a0047

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
SignaturezNfHTCgV72EVQJRRbQIS+eDi+OyLplhMCnXdsW2b2M+LrWWB/usWPqzDczYPlgvFKW1M4eNpoplyjNeY8QabBA==
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

2026-09-17T16:41:08.156298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416
observed 314e0d26a6ca5b6e11f8e39a982574e0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:08.014621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/manifest.json
observed e79d9e88b25f13ec60209868c3ce29a0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:07.885633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/publication.md
observed 2e26fad7369919d851ad301a88fead2c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:07.691574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/publication.txt
observed c673a8802fdb4ae31dc5642a3c4d345b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.385731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416
observed 314e0d26a6ca5b6e11f8e39a982574e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.364568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/manifest.json
observed e79d9e88b25f13ec60209868c3ce29a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.323628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/publication.md
observed 2e26fad7369919d851ad301a88fead2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.279702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016416/publication.txt
observed c673a8802fdb4ae31dc5642a3c4d345b...
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.