OpenTechnical

OT-2026-000085424

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000085424) never changes.

Identity and time

Publication numberOT-2026-000085424 · never reused
Internal UUID01a0ae99-aaab-7fcc-81b0-197b74ffa403 · 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-2026-000085424
StatusPUBLIC

Content hashes

Canonical text93a2d7f2973544d0105dc1dfa9e1b5280b7a457dc7d2d31d34419de6b7671b6e
Markdown6eb5f46a3dfff0ff15cd98cc445d67bae5cfa5b443a59ae6481418e5c8745bdc
PDF
Publication page4ce086c41cf5af2c8a41182bd0a26eebdade31c5aecbce39e199037f371a0b12
Manifest03acac22e3231b4c821e1c78818a1b9f2fad244fd536dc514eeb6d5b876f5c84

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
SignatureOQdRDrZEuJ0mRnJulVA0BSWoG7QNR6vLyV77ajXuuiS+165xiSdbibsc0H1Tqt2XiMt7V+VGWwxlPAe9miNBAQ==
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

2026-09-17T09:54:12.175063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085424
observed 4ce086c41cf5af2c8a41182bd0a26eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.155695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085424/manifest.json
observed 03acac22e3231b4c821e1c78818a1b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.137549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085424/publication.md
observed 6eb5f46a3dfff0ff15cd98cc445d67ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.118036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085424/publication.txt
observed 93a2d7f2973544d0105dc1dfa9e1b528...
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.