OpenTechnical

OT-2026-000072261

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000072261) never changes.

Identity and time

Publication numberOT-2026-000072261 · never reused
Internal UUID01a0ae92-47c3-71e1-aecb-0e2e20daea28 · 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-2026-000072261
StatusPUBLIC

Content hashes

Canonical text939b69a53453cda74d37b2ef1e3c5f84edce3a373acc523947d5d43eaec5be23
Markdown74d52416c93963367a24767751229c5e5a7aadb65fe2e712c9f4b584759c5178
PDF
Publication paged9104704f8c7d81a5921a17128d47a8a41c399a6a2a157f5d97bf999fa134bf7
Manifestc32c7f1b2a4bd9f5ba1c1157432298250e1f0aa8288d7a1f4851fb1f1736316e

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
Signatureqsa/ahFRqnPg/yHrIpSLkr43HDMIr2w3bKni6qxpchbtchow1QLx671SUTZ45bQTC4DVlADERPIaX/Cod097Dg==
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

2026-09-17T10:23:22.342823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072261
observed d9104704f8c7d81a5921a17128d47a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.325439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072261/manifest.json
observed c32c7f1b2a4bd9f5ba1c115743229825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.310078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072261/publication.md
observed 74d52416c93963367a24767751229c5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.292822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072261/publication.txt
observed 939b69a53453cda74d37b2ef1e3c5f84...
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.