OpenTechnical

OT-2026-000079465

Publication integrity record

Two cup vacuum gripper, two 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-2026-000079465) never changes.

Identity and time

Publication numberOT-2026-000079465 · never reused
Internal UUID01a0ae96-0b91-7a15-97b1-796fb746277a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079465
StatusPUBLIC

Content hashes

Canonical textea369fd439fbc77c953ec588e2ff9591670ad86b97ce1a7bdd750900a03d6276
Markdown0ba03b3a837981daa5acf04027bae28bf59f75ac67646fedb6dad030003f2bf1
PDF
Publication pageb80c8d8b54ebdf32eecb551c7761183a47d38cc96eabab50cc85177b32c95674
Manifest3a8deee8fd9bcc0d0979fda0b1989f93c4191632728c92eefc5182b84e7eb071

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
Signature/NYXP4tAu0JefwRDnJplznjJde8tbP58zPzbWxr7NIRBSQHXy3vOTAYGlG2ivMF3Clu5J0Ym/J/zwxBaKgQYCQ==
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

2026-09-17T10:04:44.720936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079465
observed b80c8d8b54ebdf32eecb551c7761183a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.703804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079465/manifest.json
observed 3a8deee8fd9bcc0d0979fda0b1989f93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.686929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079465/publication.md
observed 0ba03b3a837981daa5acf04027bae28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.669511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079465/publication.txt
observed ea369fd439fbc77c953ec588e2ff9591...
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.