OpenTechnical

OT-2026-000088916

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000088916) never changes.

Identity and time

Publication numberOT-2026-000088916 · never reused
Internal UUID01a0ae9b-8f11-79bb-b0bb-ed6c778bd630 · 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-2026-000088916
StatusPUBLIC

Content hashes

Canonical text80b6f57d755cb4e55237205cfd6c7065fc645b132198bc4c6a2d00dd62c0ea38
Markdowncb1c5aa021024e5bfc57b28431a4528b1568dcf5a389f3c86b8389ff1de8d922
PDF
Publication page6cefaed05bb1a1790c0cc41d36c19c5b398e11457b28831d013e136d9fdcda48
Manifest2ddb57d7c7bc2d1a2f11e3f834cfcb43aa2e704716c505195a0a8e63a3a31fce

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
SignatureRa5l6TFOOxfZ9i10iVffWuKBujNJVFAcfEGdq3CVbGr/xnBGJTAVqkYXMupEjdcYYxnV5WaM+1nS0hVqDKUmBw==
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

2026-09-17T09:48:19.365479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088916
observed 6cefaed05bb1a1790c0cc41d36c19c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.349516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088916/manifest.json
observed 2ddb57d7c7bc2d1a2f11e3f834cfcb43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.332452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088916/publication.md
observed cb1c5aa021024e5bfc57b28431a4528b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.315129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088916/publication.txt
observed 80b6f57d755cb4e55237205cfd6c7065...
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.