OpenTechnical

OT-2026-000085734

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum 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-2026-000085734) never changes.

Identity and time

Publication numberOT-2026-000085734 · never reused
Internal UUID01a0ae99-aaae-73b9-bcf0-0653d3d7b4af · 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-2026-000085734
StatusPUBLIC

Content hashes

Canonical text092f0afa35ad23227a7a6331cd9bad7223aec4ae5c733306c3bd8a00ffb5bcbf
Markdown9ef74a0512cfe2f05a4dde9c77a1d62fcfb02054d4f5e571837cb1ecaef01e1c
PDF
Publication pagef3fb83e43515e45314718cec567d5164ac9fcb9e1d437dda8641c94ac59decb3
Manifestca8c577e7b32843c184024ee8c47cd806f4878c105f1655cab9443ac0bcfbc53

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
Signature2CFVDCtlKEz75fb1gmIGUGNPET1w+mYBoaqXPOjeMqetpYOmwrL+MB6UeslwBlCHOnyHe//cGKSPOkaJhwMBAg==
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

2026-09-17T09:54:38.867897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085734
observed f3fb83e43515e45314718cec567d5164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:38.849754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085734/manifest.json
observed ca8c577e7b32843c184024ee8c47cd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:38.830119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085734/publication.md
observed 9ef74a0512cfe2f05a4dde9c77a1d62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:38.812618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085734/publication.txt
observed 092f0afa35ad23227a7a6331cd9bad72...
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.