OpenTechnical

OT-2026-000037502

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000037502) never changes.

Identity and time

Publication numberOT-2026-000037502 · never reused
Internal UUID01a0ae77-b8ce-72e4-ad81-f5a4c60e1d3c · 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-2026-000037502
StatusPUBLIC

Content hashes

Canonical text83ef46c3fdfcfabb3241a4a0a6615cdc88c99fe3177cefc84cc49573aca1848e
Markdown80e868afe3f77c2577f8329c8617d7fb4ea1c24c11a74fc3085ef62aa6865dd7
PDF
Publication pagebcd543bdff228381430b2ca8303d70c96ddbbefa92cc7ec0cba7c1ceef76ad62
Manifestba0b00afb27ac06935078ec84d89ba6e191b991c5884bbf4b7f5ce228ae0a31a

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
SignaturePXUu2PFBIkVhePruxTq0ie6MyWfHW0PvKWMADUjGMA1s/jEbyCmF47gqqgKjcgpTFcqkrALXNvGoAtYAALjkBw==
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

2026-09-17T11:23:57.022574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037502
observed bcd543bdff228381430b2ca8303d70c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.005676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037502/manifest.json
observed ba0b00afb27ac06935078ec84d89ba6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.988228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037502/publication.md
observed 80e868afe3f77c2577f8329c8617d7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.969838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037502/publication.txt
observed 83ef46c3fdfcfabb3241a4a0a6615cdc...
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.