OpenTechnical

OT-2026-000046889

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000046889) never changes.

Identity and time

Publication numberOT-2026-000046889 · never reused
Internal UUID01a0ae7e-d0f5-745e-82f8-e8c826649717 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046889
StatusPUBLIC

Content hashes

Canonical text762faf907413c7438dd1e1cca825adb77d4af641623fe7489ae92bba53b2f841
Markdown0ee0bc12c906915a86d59a10771e3446aa2fd14d76abca8948e654561ad77597
PDF
Publication pagee139b8c911e409c48c79042a7e5e41da9ac11c3d4ec621fb07eb7447d116f067
Manifestb96b5e3486fa6e360c2259d20597b836a07b9d8c3a8ce9656aca2657b6daca7b

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
SignatureAL7dF9dOVMZW6Zlh+mtrtEF8yLAPn16t0YyypoZ6raYeQS5yfVpaeg1Q1m+otzt+W12SKomVCQ41h9WjPdUOBw==
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

2026-09-17T11:07:00.072735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046889
observed e139b8c911e409c48c79042a7e5e41da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.055722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046889/manifest.json
observed b96b5e3486fa6e360c2259d20597b836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.037908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046889/publication.md
observed 0ee0bc12c906915a86d59a10771e3446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.017826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046889/publication.txt
observed 762faf907413c7438dd1e1cca825adb7...
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.