OpenTechnical

OT-2026-000101773

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101773) never changes.

Identity and time

Publication numberOT-2026-000101773 · never reused
Internal UUID01a0aea4-0e17-7cce-b1e1-7066c95b1911 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101773
StatusPUBLIC

Content hashes

Canonical text1a0d9fd84e54fc3f49bd23d2c281ca628eb6a31d82f6bd7745eff84b9f88fe0c
Markdowndc93f287e0f6c2562141a2b112cf9ef31dfa914d9d612739d05e08605f2a63e8
PDF
Publication page419a47d88aba756904e983350485868ffd7ac12b3d97176216d5f910aadcefd7
Manifest8f71fca577d5e7aed6dfa4a46ab8143a92032d32078b608b01144556ea122ab4

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
SignatureiAfvGcbvCun17SML3Ox9peeCW+l0v/VZ/tRFee7jM9MmM9bDPNaC9a+5LhkLvMkPSfYURFps5ViMSAWZtCcPBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:15.982675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101773
observed 419a47d88aba756904e983350485868f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.964171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101773/manifest.json
observed 8f71fca577d5e7aed6dfa4a46ab8143a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.947057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101773/publication.md
observed dc93f287e0f6c2562141a2b112cf9ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.928566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101773/publication.txt
observed 1a0d9fd84e54fc3f49bd23d2c281ca62...
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.