OpenTechnical

OT-2026-000019608

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000019608) never changes.

Identity and time

Publication numberOT-2026-000019608 · never reused
Internal UUID01a0ae6f-1fb2-7cfc-a3b8-8af7b82a35f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019608
StatusPUBLIC

Content hashes

Canonical textf05f935b30083053fb85d98e918bd75958f786319901d79078349db72c3cdf6f
Markdown98843917b40dfde45a256b760facd36983f2bca28f705b9a9dfadebd0ff0f3ab
PDF
Publication page23f51afa69c1a5c0c6249075d68bf2bcbcac3f8414d55d73a37f862674ea0b05
Manifestf1f099ab99277cfc1956b3e8d7e2ec106513bc09cfe5b4060951577528380e69

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
SignaturebnzdTUWKCKmGZB+IfX5PWemcnT18uhWluZfywGRHl+xLJYVoENTix66ibH0dkjBohAUD3YxUU1GIJIKpqGtHBg==
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

2026-09-17T12:00:44.890507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608
observed 23f51afa69c1a5c0c6249075d68bf2bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:44.873557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/manifest.json
observed f1f099ab99277cfc1956b3e8d7e2ec10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:44.854942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/publication.md
observed 98843917b40dfde45a256b760facd369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:44.837942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/publication.txt
observed f05f935b30083053fb85d98e918bd759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:39.335112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608
observed 23f51afa69c1a5c0c6249075d68bf2bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:39.318058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/manifest.json
observed f1f099ab99277cfc1956b3e8d7e2ec10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:39.300353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/publication.md
observed 98843917b40dfde45a256b760facd369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:39.281747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019608/publication.txt
observed f05f935b30083053fb85d98e918bd759...
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.