OpenTechnical

OT-2026-000034581

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000034581) never changes.

Identity and time

Publication numberOT-2026-000034581 · never reused
Internal UUID01a0ae76-1ed0-78c8-94e8-e7a20556d3a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034581
StatusPUBLIC

Content hashes

Canonical textf292fe2c526e352005125bbfa5d12b220036e16f81a62d4083a84869ebe0e8aa
Markdownbcd1c32c578bea6f0cbaac70236087d169f13f534bf2b7c7ccea73bfd61c55a4
PDF
Publication pagedd004beb94f81bb9afdc9e0da70a0f19edd1d8f9caf84319697995f402f0e898
Manifest201c22d2d93a105f8530b3258c61542b0b21963b5cd8887705b74293990790c0

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
SignatureUwlU/JfSTq7PONfWMMfppVe1nYPgIugTm+3XqsrJGHeIVzyttb9dXu+Lz5C6tddTKAUvCD/XyY9NJcYXw6XRAg==
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

2026-09-17T11:28:57.109595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034581
observed dd004beb94f81bb9afdc9e0da70a0f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.086430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034581/manifest.json
observed 201c22d2d93a105f8530b3258c61542b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.068796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034581/publication.md
observed bcd1c32c578bea6f0cbaac70236087d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.051193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034581/publication.txt
observed f292fe2c526e352005125bbfa5d12b22...
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.