OpenTechnical

OT-2026-000086724

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000086724) never changes.

Identity and time

Publication numberOT-2026-000086724 · never reused
Internal UUID01a0ae9a-2c99-7095-8de5-187cf7c0d570 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086724
StatusPUBLIC

Content hashes

Canonical textcf3241617f2fffce68f412d53e574fc3d6adc5d77347807f1a5a94d3a522ffa9
Markdown7aed5ab6ab1e5c395140c391ed83831420ca8171a33f92cc4c2d0d5a39b1e761
PDF
Publication page30133cf50a89293172bd929f9471cd762a8e3930c535bb173b918b1ace9eb71c
Manifeste130cc9971147f92012daa2032ee1a80009dfb7d40e4461f4ce3a5fabb3e3bed

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
SignatureufUieSxYJ42Di37KrQK/RLx3MsbUp3GNbH7u3cKRpIlbNYm5wbK89a2IKivVMntSjbrRTvNM7A63smCnXCrqDA==
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

2026-09-17T09:52:36.093313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086724
observed 30133cf50a89293172bd929f9471cd76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.075699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086724/manifest.json
observed e130cc9971147f92012daa2032ee1a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.058588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086724/publication.md
observed 7aed5ab6ab1e5c395140c391ed838314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.041208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086724/publication.txt
observed cf3241617f2fffce68f412d53e574fc3...
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.