OpenTechnical

OT-2026-000034954

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034954) never changes.

Identity and time

Publication numberOT-2026-000034954 · never reused
Internal UUID01a0ae76-6a1b-7225-9754-759ebecb9af4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034954
StatusPUBLIC

Content hashes

Canonical text126f4d6dbccc9e851c5bd483c6cd490e9008ed6d397d4b07a396f4b210d2a729
Markdownc310365e30e52e21b3b7734076e668e7052aa130ceb9ee945c7d53758558d1b9
PDF
Publication page5c52d10def2b814fadcbb7405e522362430c0cd9ceb3007ab3a02f39b59ef39c
Manifestf9f5365e66a67468723abada20082dbc5dd5b19f767e3cc4e6fcf91dcde7359f

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
SignatureD1rsdpBzbNC2j+EQyXJeG4WE9QCRg4PxFrcxbVfk33C0zU0XsjeGQUsf1/9w8S0EBTc1e+WXKU980wONdlVTDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:52.775028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034954
observed 5c52d10def2b814fadcbb7405e522362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.759088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034954/manifest.json
observed f9f5365e66a67468723abada20082dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.742515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034954/publication.md
observed c310365e30e52e21b3b7734076e668e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.724372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034954/publication.txt
observed 126f4d6dbccc9e851c5bd483c6cd490e...
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.