OpenTechnical

OT-2026-000035254

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000035254) never changes.

Identity and time

Publication numberOT-2026-000035254 · never reused
Internal UUID01a0ae76-6a1f-7038-8695-15639847da01 · 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-2026-000035254
StatusPUBLIC

Content hashes

Canonical textaeb95cc194dde0f1ef258fec5b3915a5468322c4373d49bc2e3a34cb0b2b32b9
Markdownd762681eb6698829c21ed616cad74dc17d605c1b8648fe2bcb4208cad8f31a3c
PDF
Publication page99346b853dfe5e93c8f878f859dad50c2f47b7087686668834d572b7f832d259
Manifestff247198e04de8977f2c5e40d799adcedfa13c68591f7068efb6c63f7e602814

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
SignatureDGR2nMIgF9k/Z82wiayxd3Pst6OqgAhB6qovxUD2WmT2dtP8NoIcSBymn4BVJstLEbDedFS4jvPnh7sqdDRhBw==
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

2026-09-17T11:28:23.916729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035254
observed 99346b853dfe5e93c8f878f859dad50c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.899282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035254/manifest.json
observed ff247198e04de8977f2c5e40d799adce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.881026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035254/publication.md
observed d762681eb6698829c21ed616cad74dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.860787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035254/publication.txt
observed aeb95cc194dde0f1ef258fec5b3915a5...
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.