OpenTechnical

OT-2026-000089014

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line 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-2026-000089014) never changes.

Identity and time

Publication numberOT-2026-000089014 · never reused
Internal UUID01a0ae9b-8f12-7caa-abb8-b26e184b310c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089014
StatusPUBLIC

Content hashes

Canonical texte00c21ab7aaa10f07bd637cd0ac99c3a63b93f1298ead9c3aababd5d06441d90
Markdowna512518c7df6265713f31ba2b83725901daaa42ae9d8406328deb719ed0fbd32
PDF
Publication page5c99f1822d632d36edb870f6e7483b415e8812b5342c33652b78916c78d75102
Manifestb83e25201cec89ffd34df4eeac0707df17f80ba4bf65744771815f61c81a4049

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
SignatureW48Y3clcTpMUz8s8DryR1oESJ20f7wAgkTmadqb7eizvxNi2Jdi4U5AIGEpgO+IneROC5v/curlngpt8dnyfBQ==
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

2026-09-17T09:48:31.159388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089014
observed 5c99f1822d632d36edb870f6e7483b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.141836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089014/manifest.json
observed b83e25201cec89ffd34df4eeac0707df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.124083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089014/publication.md
observed a512518c7df6265713f31ba2b8372590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.106572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089014/publication.txt
observed e00c21ab7aaa10f07bd637cd0ac99c3a...
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.