OpenTechnical

OT-2026-000072262

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before 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-2026-000072262) never changes.

Identity and time

Publication numberOT-2026-000072262 · never reused
Internal UUID01a0ae92-47c3-7094-a3fa-8b5f1d9060f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072262
StatusPUBLIC

Content hashes

Canonical textc01135c3b34f2093c4c3c093d6504385efe71772fa1d35f9ca72fbd37c8999d0
Markdown7edaf5c79eadf1e4548e8204ddc54c0861b04b30faf9e58c4a4f8ccaa0f7cae3
PDF
Publication page33ee7de10a994209b7d4e4cf73a32dff06cbf3fb8fdfde0314be18bbe2f8b671
Manifesteb509b04659a2062db8b5e26d4ddb2749ffaf1c18845493cb7a37532db1f2ce7

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
SignatureAz1WWkubJGlpx4hdppeZAhiLNi0WIYPUo3jyOdwTlivNq3PcBCG1QhMvgP7XbryOARlfcfD1C2Iqf4otYoO7Aw==
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

2026-09-17T10:23:22.412499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072262
observed 33ee7de10a994209b7d4e4cf73a32dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.395169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072262/manifest.json
observed eb509b04659a2062db8b5e26d4ddb274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.378993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072262/publication.md
observed 7edaf5c79eadf1e4548e8204ddc54c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.361310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072262/publication.txt
observed c01135c3b34f2093c4c3c093d6504385...
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.