OpenTechnical

OT-2026-000086205

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000086205) never changes.

Identity and time

Publication numberOT-2026-000086205 · never reused
Internal UUID01a0ae99-e82c-710d-a668-65bc27cee384 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086205
StatusPUBLIC

Content hashes

Canonical text5d56064b0e80e038c6279f7e4777299c3dd7e2dba824a1d311f59f4cacf6342f
Markdowne25929ad13c6560b46a991f736400c4ed3d66f1af780151d65af8c98cdeff7bf
PDF
Publication pageb7dddbd2c1061a2f0c46ccc0b6531916d00ab313ef81faf83d7ac170d65e4e3a
Manifest7dd7ce699031dde4a5ea1c5a6300d2f2c778bd783c0ba9684212f9c277cc6eae

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
SignatureZDS7bOlMHVlWAJ48zmhxPWf3ExlA5b+t50SRE1OczWgI4ikOdpm55NlejZ/J3m2RdFCuop8JC44mRdSWUELKBg==
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

2026-09-17T09:53:53.191752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086205
observed b7dddbd2c1061a2f0c46ccc0b6531916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.174059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086205/manifest.json
observed 7dd7ce699031dde4a5ea1c5a6300d2f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.155625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086205/publication.md
observed e25929ad13c6560b46a991f736400c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.137027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086205/publication.txt
observed 5d56064b0e80e038c6279f7e4777299c...
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.