OpenTechnical

OT-2026-000046522

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000046522) never changes.

Identity and time

Publication numberOT-2026-000046522 · never reused
Internal UUID01a0ae7e-57dd-7e9e-b6fc-c511f264436d · 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-2026-000046522
StatusPUBLIC

Content hashes

Canonical text0e3b8cfadcf07578b3de0f3f4686b5df617003d90f3a56c5a27de6ef36c7671d
Markdown27b66b1fe89cf513a3bfcf0bc8f5b73f63d8e3e1537587a7ba44b17902ce3836
PDF
Publication page4ff6b64b72142b414c01c66787b7e98e5461c6277046d64b66f63bec5b6e132c
Manifestdfcc3a4e16bbbee544c0c6358e3be07c29a7281ac8ad5f17ea71e593df11422d

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
SignaturefNU8JvadkSygLaQCvJVjVlwErudUwuh4A7/H1mVvgrxFacoryVyZtD3B8kgPZ2rHmRWoW7WD9oyg8buiy2O0Bw==
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

2026-09-17T11:08:34.315222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046522
observed 4ff6b64b72142b414c01c66787b7e98e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.295089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046522/manifest.json
observed dfcc3a4e16bbbee544c0c6358e3be07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.188680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046522/publication.md
observed 27b66b1fe89cf513a3bfcf0bc8f5b73f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.170812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046522/publication.txt
observed 0e3b8cfadcf07578b3de0f3f4686b5df...
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.