OpenTechnical

OT-2026-000099422

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000099422) never changes.

Identity and time

Publication numberOT-2026-000099422 · never reused
Internal UUID01a0aea2-c973-7454-86d1-30dbbb96b360 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099422
StatusPUBLIC

Content hashes

Canonical text24361dc6b8d400346175cf5900cb36a1f9141653ec50a3881f9ea1b1f6e4f4bd
Markdownf9fc1f6b80595a3bb4e09da1645f0f7e9dc83704832ca4355b20de19096a58f6
PDF
Publication page182a0afcf741c1ff6476c555b94536176a02e4c7e9f301d122ad6d60a0f02112
Manifest32bc4844b208610455c3f12e84ae1b0277b3ed152229159a118993752b717fa3

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
SignaturetkgmEnhKMOAY/Acfn0Z3GP78RbnXFTgNrG5z0Cdpx0K6NKQAxsnxhlQCKGqMhrrGdQ1yYhrMyiC4QJA28aOxDw==
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

2026-09-17T09:29:11.644401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099422
observed 182a0afcf741c1ff6476c555b9453617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.625484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099422/manifest.json
observed 32bc4844b208610455c3f12e84ae1b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.608377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099422/publication.md
observed f9fc1f6b80595a3bb4e09da1645f0f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.590625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099422/publication.txt
observed 24361dc6b8d400346175cf5900cb36a1...
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.