OpenTechnical

OT-2026-000027513

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000027513) never changes.

Identity and time

Publication numberOT-2026-000027513 · never reused
Internal UUID01a0ae72-6998-78f7-bda5-cfeecd4410a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027513
StatusPUBLIC

Content hashes

Canonical textb0ee702575fd304bc10f233d66fe268e24a4e5609e689a779b7893887e8af3e3
Markdowndf11a2f21c2783130871154b823eebcc3a614ce061e6894b6563451330b72255
PDF
Publication pageea9b95fa207511049e76bd4214723d13d4304a99b66eb4e0b31faa43789695bc
Manifestdb3ea67eae278f56af8e0bbd30e4c6e3aab98b9bf53bfd7838b62c6110b14627

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
Signatureil+cEWMj3NHXGDdtmrK+NqfHMnVA/Gb8gDcc8IV/rMu0UCM1EGs1HMUhIfVfnkQAqdVM6/Ef6YtmEh8iOCFBCA==
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

2026-09-17T11:42:59.391867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027513
observed ea9b95fa207511049e76bd4214723d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:59.373599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027513/manifest.json
observed db3ea67eae278f56af8e0bbd30e4c6e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:59.356595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027513/publication.md
observed df11a2f21c2783130871154b823eebcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:59.339078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027513/publication.txt
observed b0ee702575fd304bc10f233d66fe268e...
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.