OpenTechnical

OT-2026-000085757

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, 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-2026-000085757) never changes.

Identity and time

Publication numberOT-2026-000085757 · never reused
Internal UUID01a0ae99-e828-79ec-bb7b-b08aba17a582 · 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-2026-000085757
StatusPUBLIC

Content hashes

Canonical text3812010721b93488427c1ce719364b1e89c07d1fa694f6577b811eb3ee4579f0
Markdownc96ad5f3a5facc5a8f0ffbf3c8bd88f9357f30db4a087e6bb5009a5b36c19365
PDF
Publication page04c766137a631946ef43c8c307ddb23e09c1d09f5a44cfbf802579026f609be4
Manifest44092438aab99a4e4164d23a47230feec177b1a560cd4fae47faa9f67492fb84

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
SignatureYPvqDAblHPYMbwrgQ66vMZrzdysrYSON8gNlDQH8OR/fY8noi8n+h+E0mEIJR/ngPLW06uprF1cnwSx2pgOsBQ==
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

2026-09-17T09:52:38.789896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085757
observed 04c766137a631946ef43c8c307ddb23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.771499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085757/manifest.json
observed 44092438aab99a4e4164d23a47230fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.754108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085757/publication.md
observed c96ad5f3a5facc5a8f0ffbf3c8bd88f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.736201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085757/publication.txt
observed 3812010721b93488427c1ce719364b1e...
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.