OpenTechnical

OT-2026-000085582

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000085582) never changes.

Identity and time

Publication numberOT-2026-000085582 · never reused
Internal UUID01a0ae99-aaac-7239-96cd-0d30fc92513f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085582
StatusPUBLIC

Content hashes

Canonical textb22041c8694886f9be4d761176d9522f3ac1628aa74e50c0e5249bc04608f05f
Markdown864e24b84bd29d88abd4c4e86d2282e765f14b95ccb19d673f4df673b796ce2e
PDF
Publication page419fbc0d01d51222387336ef14fba711ba4d7b235d874fff7ee41ac291afc234
Manifest4bd9ec8d244f66160ccaffcf4bb059f3453f916919593c993bbfcb5e424af451

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
SignatureYBUZPD9tQK3LgRjJiIp/jYPA4nvreBEdA1nV0Qhep2zeXPjPtjTmCf54Ju8v7mlypbYUnhmgxPNy1ahb0Lj9CQ==
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

2026-09-17T09:54:27.174882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085582
observed 419fbc0d01d51222387336ef14fba711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.157995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085582/manifest.json
observed 4bd9ec8d244f66160ccaffcf4bb059f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.139778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085582/publication.md
observed 864e24b84bd29d88abd4c4e86d2282e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.119509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085582/publication.txt
observed b22041c8694886f9be4d761176d9522f...
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.