OpenTechnical

OT-2026-000062965

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000062965) never changes.

Identity and time

Publication numberOT-2026-000062965 · never reused
Internal UUID01a0ae8c-94a8-7c58-ae5d-fb6ba2b7ae9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062965
StatusPUBLIC

Content hashes

Canonical text0bb6a108beab20ae21ade1e91c4a9e118877dc0fa7c481b1e5ba3b1a927669bd
Markdowne5b7d6a3e765651d4759bf686b2cd9b839acab72b9b2d6f6a6405066f3d43f2a
PDF
Publication page52ef3d73825810a4adf58024b6e2a83c5f1859f459e77700227206c3cba4e601
Manifestf1bd34c94bdc3a30f06d7d50ecd139ffa7f66d40f8be8c0279ed6ff9e87f62bd

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
Signatureoy6ECE44/UsbfCvWQdDRlJ2T9qrkXQsKtGtnyl0vfm+8p+I1NgFJ4ScODXqPwUuY+LFQ4hP3mdr7nYz9fZ6iDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:28.580430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965
observed 52ef3d73825810a4adf58024b6e2a83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.564043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/manifest.json
observed f1bd34c94bdc3a30f06d7d50ecd139ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.544796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/publication.md
observed e5b7d6a3e765651d4759bf686b2cd9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.526172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/publication.txt
observed 0bb6a108beab20ae21ade1e91c4a9e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.754886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965
observed 52ef3d73825810a4adf58024b6e2a83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.736850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/manifest.json
observed f1bd34c94bdc3a30f06d7d50ecd139ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.718557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/publication.md
observed e5b7d6a3e765651d4759bf686b2cd9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.699994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062965/publication.txt
observed 0bb6a108beab20ae21ade1e91c4a9e11...
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.