OpenTechnical

OT-2026-000027568

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000027568) never changes.

Identity and time

Publication numberOT-2026-000027568 · never reused
Internal UUID01a0ae72-6999-7a48-9b5c-87c63e7e2363 · 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-2026-000027568
StatusPUBLIC

Content hashes

Canonical textffa619a181b7361592c0a8fa8375759dfa6d7919a3d1010c337480e339a2970f
Markdownaeef53554d7b11254e8ce73f33e1dae250f512eb8315eb297eca97fe99de79e6
PDF
Publication pagef6479b2c8d7bf72454bd71a68caf548aba146381150ebb002c536a9b88147767
Manifestbe6519756ed1b9dd39b450b94e08bc2b683f7ad065d017bbe32b1b8142af2cce

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
SignatureIHfBoieoIVuZTNqB1EKL/iN3n4Hg636ylxIfaskYL6qaeAx3bmV8KDUAQCFEdMddjorpJHm6CcKt9lyi96DoCQ==
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

2026-09-17T11:43:03.579459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027568
observed f6479b2c8d7bf72454bd71a68caf548a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.562700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027568/manifest.json
observed be6519756ed1b9dd39b450b94e08bc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.545495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027568/publication.md
observed aeef53554d7b11254e8ce73f33e1dae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.528812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027568/publication.txt
observed ffa619a181b7361592c0a8fa8375759d...
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.