OpenTechnical

OT-2026-000072133

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line 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-2026-000072133) never changes.

Identity and time

Publication numberOT-2026-000072133 · never reused
Internal UUID01a0ae92-47c1-7907-9494-df482c4953ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072133
StatusPUBLIC

Content hashes

Canonical text5554b6ac1f37dcc9e913f3bed1320ee40f3f336a5345d445474a50577de000b3
Markdown9914167b455741a1fe758b0b2d318e57030c4ac3eedeb0ff1c0edeacc1b87c38
PDF
Publication page2847c1b6da0bb1e1823715d0879db181f6991894708dd7d6dc39f9b4dfec8543
Manifest8e3e0386596c7c7408d450f1660b3abd919eb3af3341328459cd9a362fbc7a1a

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
SignatureUDfV0EQuGdmiLYYMhb2o2osmWZLCivT8vEnDW6GzHOEy6ojMI52xJ24Mbm23YFsCqIuIrOxB3Kdollnvv+Z5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:13.525464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072133
observed 2847c1b6da0bb1e1823715d0879db181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.507963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072133/manifest.json
observed 8e3e0386596c7c7408d450f1660b3abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.490313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072133/publication.md
observed 9914167b455741a1fe758b0b2d318e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.473093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072133/publication.txt
observed 5554b6ac1f37dcc9e913f3bed1320ee4...
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.