OpenTechnical

OT-2026-000085477

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085477) never changes.

Identity and time

Publication numberOT-2026-000085477 · never reused
Internal UUID01a0ae99-aaab-7ba7-a68f-e964bc33f02f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085477
StatusPUBLIC

Content hashes

Canonical textb1c0d316d81acb8f03d3f373d6acf304e4f920054db1c95212b7b9a966e19025
Markdownf24e9afca82407e95ee6a4ec144383367f1387d627344538598a0cd21fcbf623
PDF
Publication pagec1fc760ff539b1538950239ec6f7e6c0f5e6236dfd567d80d8a1096513609a3c
Manifestd30433af50e04c1ababc5989ef0e40ca545f267aec204e3da0e66bca6b3366ca

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
SignaturerZDg5p+3jyjik7Lw66cloOi9xwD23QZ+Mct50dZzoLBEualHBxgz/rNbgFiZ8+6vkH0+DkcEbXzaP/7crlW3AQ==
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

2026-09-17T09:54:16.409350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085477
observed c1fc760ff539b1538950239ec6f7e6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.392125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085477/manifest.json
observed d30433af50e04c1ababc5989ef0e40ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.375623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085477/publication.md
observed f24e9afca82407e95ee6a4ec14438336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.359872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085477/publication.txt
observed b1c0d316d81acb8f03d3f373d6acf304...
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.