OpenTechnical

OT-2026-000037446

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000037446) never changes.

Identity and time

Publication numberOT-2026-000037446 · never reused
Internal UUID01a0ae77-b8ce-7a94-8b00-8f10c19b7424 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037446
StatusPUBLIC

Content hashes

Canonical text22e21e00225b05e33b90ae26e1d95c962417dc31261d692afbbfa5f70dbd6cb4
Markdown84fde3df2944ce3659bdb969c3923dfe8d860fa7b8ce1d60dea34b58dd3c19ce
PDF
Publication pagea014cbf3fac4d900413d8b6f51113c7e660cc4c98adfbb65c4b4e6797ed1ba2f
Manifest1b6be74bdebca3d880273bdd7e7d9131d6a8fa4d989f90f656cc85829e771e42

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
SignatureJJ9DEqHLnv0fC9YNqdv3nUCxwNSyEIr6rIB5bXM951MYQylV2FyLFxwaD9jAf2BpYTTa6QZ0IM72UgVShxUKCQ==
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

2026-09-17T11:23:52.757578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037446
observed a014cbf3fac4d900413d8b6f51113c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.740613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037446/manifest.json
observed 1b6be74bdebca3d880273bdd7e7d9131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.723427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037446/publication.md
observed 84fde3df2944ce3659bdb969c3923dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.705365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037446/publication.txt
observed 22e21e00225b05e33b90ae26e1d95c96...
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.