OpenTechnical

OT-2026-000087508

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, 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-2026-000087508) never changes.

Identity and time

Publication numberOT-2026-000087508 · never reused
Internal UUID01a0ae9a-cd51-7dfb-8bc8-bd33b708c920 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087508
StatusPUBLIC

Content hashes

Canonical texte994aae8453258465248c31e0f7ee6bddd64631eae42bd2374961fedf31667a7
Markdown06b98d06f2ecc2d1f3e3632b0273952ab57d310966e7d5503f13eb9de6184909
PDF
Publication page952c15d1577691dc36c70448a9c75079e99c11174d9bfb58b4f7cf77768a1ed0
Manifesteea4b5b0beb96efdc37d3e8028be1b15c36dc991a0ae8c7439e80251ede6c2f7

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
Signatureod8v20X0fRFZxMukAScTOsVd7SpBL+wY36WlsrSRBH7jalQTGNkmsm9OCFRmiILoK/xEo99vDSk7QtT2+hjnAQ==
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

2026-09-17T09:50:50.534546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087508
observed 952c15d1577691dc36c70448a9c75079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:50.517764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087508/manifest.json
observed eea4b5b0beb96efdc37d3e8028be1b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:50.499911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087508/publication.md
observed 06b98d06f2ecc2d1f3e3632b0273952a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:50.482676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087508/publication.txt
observed e994aae8453258465248c31e0f7ee6bd...
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.