OpenTechnical

OT-2026-000071249

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071249) never changes.

Identity and time

Publication numberOT-2026-000071249 · never reused
Internal UUID01a0ae91-e0ec-7c67-9229-209e16ea5b73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071249
StatusPUBLIC

Content hashes

Canonical text22a993be96904196435ef35af528b1193769ac45b8b32ed2e6200af5f6c7001e
Markdown669b8a8a4c8ab946bd5391e2b3e9a1ec4251808badc083e9a17173d6ebfb044b
PDF
Publication page65643f33c20163163bc211a826764d6a640d402da09c10e4c2c3e24292e3e8f7
Manifestf1eb3d7b5ef5819a8cd7a22c497a91feeac3c7a747aca0aec6ff191469845fac

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
SignaturejdRuamPSww2a0ZkA+WhO5t81bJmjKR1xClIGMJRksaMdefnWOYY5MGoxduYmLF4eQt8kJRD1xws6MdIOK/IdAA==
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

2026-09-17T10:24:48.208487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071249
observed 65643f33c20163163bc211a826764d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:48.191112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071249/manifest.json
observed f1eb3d7b5ef5819a8cd7a22c497a91fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:48.171938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071249/publication.md
observed 669b8a8a4c8ab946bd5391e2b3e9a1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:48.151542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071249/publication.txt
observed 22a993be96904196435ef35af528b119...
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.