OpenTechnical

OT-2026-000065730

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, 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-2026-000065730) never changes.

Identity and time

Publication numberOT-2026-000065730 · never reused
Internal UUID01a0ae8e-46fb-7207-84f9-4a6e212be65e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065730
StatusPUBLIC

Content hashes

Canonical textf69e35fb74f6ec2fe8e729ec1b7ad61ab7868c772d8f26a4646afb79e714fa7c
Markdown4eb37e3419c1ff382b62d0dd412765caf5e7dca5fdb0f6ba211ad366159696fc
PDF
Publication page7f638e2f9ee3cf9df0623bf3f10aa566fe2770df234d7cd16f12a6f02923398a
Manifest92bf699d420c52116cb3a750b557b8323285f3119018567564f768d608b3c582

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
SignaturensH2BKalzkYCJiUzSjEb/egt5CniX1hJEI8wZCEyjAcNyYxkj+wMitVm5movHB35MXfQgGaTJcVs1IBKr8+OCg==
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

2026-09-17T10:34:09.367017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065730
observed 7f638e2f9ee3cf9df0623bf3f10aa566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.350589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065730/manifest.json
observed 92bf699d420c52116cb3a750b557b832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.331074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065730/publication.md
observed 4eb37e3419c1ff382b62d0dd412765ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.314905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065730/publication.txt
observed f69e35fb74f6ec2fe8e729ec1b7ad61a...
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.