OpenTechnical

OT-2026-000046258

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000046258) never changes.

Identity and time

Publication numberOT-2026-000046258 · never reused
Internal UUID01a0ae7e-57ca-7565-ac21-71ea16c1ba20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046258
StatusPUBLIC

Content hashes

Canonical text45a73d35e7f6cdbf1dad84c5e4dd09ae646afc8906e3dd4556fb175d788fc6e6
Markdown67b2bd2a1fd292705b1b04988ff1123da11e2858c4e797f55c71391d1fcad977
PDF
Publication pagef0a45a4062500eddb1bcbcf32974435a8dff125f605ee66fcfda21adbeb84485
Manifest01149cb293c0102a3611df8dbfc7b4631f3bbc54949afe4385d91747e769d0ff

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
SignatureR30tbZR3ft4SVCYFBq/jjxqIwgp5VGLKfEZVR8g6R7ZSTs7mM4KQMF+ytY29A0PJ03y1zVDYK0TDyPssNd/HDA==
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

2026-09-17T11:08:06.997514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046258
observed f0a45a4062500eddb1bcbcf32974435a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.977259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046258/manifest.json
observed 01149cb293c0102a3611df8dbfc7b463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.958080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046258/publication.md
observed 67b2bd2a1fd292705b1b04988ff1123d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.938151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046258/publication.txt
observed 45a73d35e7f6cdbf1dad84c5e4dd09ae...
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.