OpenTechnical

OT-2026-000020865

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000020865) never changes.

Identity and time

Publication numberOT-2026-000020865 · never reused
Internal UUID01a0ae6f-65e3-774e-b519-f08f38d7cb9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020865
StatusPUBLIC

Content hashes

Canonical text0e118a9d6be1b05ef3f9ce5923882667698cf17f3d4a2137466b5714ddf4d989
Markdown7701ab44b5a65e333e5f94dc7aaa8a0abdca71ac259093bc4b91e9012afbd466
PDF
Publication pageb99687db4967b392a594b11dfd7ff6fb3c6afebe24ee75b6eea2188c07966492
Manifest30620aedc1cd806758e74f704b2b502184a3e6e955263e6e8a573626e0b7ea7d

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
SignatureFj77CTrkg2MNcJq/KS6ygRjBvcKCOdZo2VwKOOCa7mEdHPY4ISFDmnjYpN2mKMld82cOHT0h6a8HZhAURbz5CA==
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

2026-09-17T11:55:58.137608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020865
observed b99687db4967b392a594b11dfd7ff6fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:58.118906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020865/manifest.json
observed 30620aedc1cd806758e74f704b2b5021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:58.100004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020865/publication.md
observed 7701ab44b5a65e333e5f94dc7aaa8a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:58.079202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020865/publication.txt
observed 0e118a9d6be1b05ef3f9ce5923882667...
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.