OpenTechnical

OT-2026-000019336

Publication integrity record

Six bellows 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-2026-000019336) never changes.

Identity and time

Publication numberOT-2026-000019336 · never reused
Internal UUID01a0ae6e-f392-781a-b625-d846484d5c0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019336
StatusPUBLIC

Content hashes

Canonical textfd0668c5d35c88587e99e01b755d6af5db3dde3372c004ec913419d4e19be3ef
Markdown52fbad9aca0aa1214ab4767a89521a215afaa33bf8c93ecd94dec33a93004ca8
PDF
Publication page81d5cab0e811e9a67f46f3784137dae7e1b2e41e0a35f6d02201eba65e8283bf
Manifest1cf0d82be26a5bcee4bf02aeeeb8eb33cf7a88dc63dba6f4645917e182864a26

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
Signaturetu164NbUMKTf1Y6lNRfI/dmX9B1VtaL4rVtt594imT0BK0Sq7/0GCX7eqqYqohsc7U4jmy8J+A0Y8nZ3X94LDg==
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

2026-09-17T11:58:42.365767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019336
observed 81d5cab0e811e9a67f46f3784137dae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.347511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019336/manifest.json
observed 1cf0d82be26a5bcee4bf02aeeeb8eb33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.329913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019336/publication.md
observed 52fbad9aca0aa1214ab4767a89521a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.312074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019336/publication.txt
observed fd0668c5d35c88587e99e01b755d6af5...
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.