OpenTechnical

OT-2026-000045465

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000045465) never changes.

Identity and time

Publication numberOT-2026-000045465 · never reused
Internal UUID01a0ae7c-f76d-79c9-98e5-a231eeafb73f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045465
StatusPUBLIC

Content hashes

Canonical text96fe87358d95a0e4273144e01af43df603c853af83b37f9a4156316800a8db00
Markdownc35df616f41f2c7fe926097af28aa34cdc9df344bf1a285aedc815029ce78b77
PDF
Publication pagef93786edd633b6930112316a4ffb1c5a74f95fc9a288dd6b1e427f9b911ca623
Manifestf7c621d49f0980feb9ce7cd25ef95e6eb288a925d5417758f5438d3dcbb60012

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
SignatureRWCk/uHFjwg+MGGTZhJ3ta2k0bdNND56AK6uzj7YmTyi6Ciyy5dvFThcUmarlhknzb/6lHF3ZmkJVDoKDhmwAA==
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

2026-09-17T11:10:46.395818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045465
observed f93786edd633b6930112316a4ffb1c5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.373695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045465/manifest.json
observed f7c621d49f0980feb9ce7cd25ef95e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.353473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045465/publication.md
observed c35df616f41f2c7fe926097af28aa34c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.334985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045465/publication.txt
observed 96fe87358d95a0e4273144e01af43df6...
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.