OpenTechnical

OT-2026-000097461

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000097461) never changes.

Identity and time

Publication numberOT-2026-000097461 · never reused
Internal UUID01a0aea1-55b3-7a39-90b5-1d65637c4895 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097461
StatusPUBLIC

Content hashes

Canonical textbb420e021857656de91805a80ce0780e3ed9fccbb824510ee6fb5f9c4bc0e668
Markdownacdd3e9a8f14d7bd7d4c230703e660fbc9b15d93260b98354082f860bec38ed9
PDF
Publication page1edf623d61259b42e3ff01257df2796680d2cf4f4bedc74e8c9a199735104c43
Manifest03a68452842741c010e91d5349261cdcf261b45dd1ab9dba6daaf58ec9be5fee

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
SignaturefeVLg59Brujp7rKXm2W5IrB6LhmIZoACQ3EQWcp4TTs5AGt05plQxb2s+PescoRFlJXdfFxQ1oaETUE5Jfn5Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:19.690501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097461
observed 1edf623d61259b42e3ff01257df27966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.672174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097461/manifest.json
observed 03a68452842741c010e91d5349261cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.655033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097461/publication.md
observed acdd3e9a8f14d7bd7d4c230703e660fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.636536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097461/publication.txt
observed bb420e021857656de91805a80ce0780e...
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.