OpenTechnical

OT-2026-000094402

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000094402) never changes.

Identity and time

Publication numberOT-2026-000094402 · never reused
Internal UUID01a0ae9e-f4e7-7ad8-aaec-8ca5bfec8125 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094402
StatusPUBLIC

Content hashes

Canonical text97222df12e3d95556173d9dea01679dc3b629836b2f76bcf3023587b33e4eddc
Markdown6f41cbd13bc8dd2828d808bfb69bf6f5c4711ff05b4a11550ec32566bbc38d48
PDF
Publication page7a8719aab806236f20f70d609ba6a11f4f93baee35e227898b20c29d8997fb3e
Manifest6b56e2ee7fcf9bcd48e91e7f716d8f6a80950ffdae0993d972ff0c0226a6dd11

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
Signatured3rDl8uxf+klXSg2rmIw3Ozdl/Y8DmUHpS/gPG10mFrRxxmpCZnR9O1PJmJYytdoZ8yMZuZGXIhxgrjbO7jSAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:48.570266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094402
observed 7a8719aab806236f20f70d609ba6a11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.552288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094402/manifest.json
observed 6b56e2ee7fcf9bcd48e91e7f716d8f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.536311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094402/publication.md
observed 6f41cbd13bc8dd2828d808bfb69bf6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.520021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094402/publication.txt
observed 97222df12e3d95556173d9dea01679dc...
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.