OpenTechnical

OT-2026-000024974

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000024974) never changes.

Identity and time

Publication numberOT-2026-000024974 · never reused
Internal UUID01a0ae71-2728-7ed7-9af0-81d0af6cff64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024974
StatusPUBLIC

Content hashes

Canonical text5a2776d198afd95d66e74daaf149fdab172a9a9758a87301fa4c270af5a6e536
Markdown997848b562b042b09912ba7153b09174a291be4768529d5f145600d89a07b4b9
PDF
Publication page4f7627732db0676df724832d5e5a9b229502a7ef170c7b89f08394ab55f998bc
Manifest01e349e655b64e732853e4535059931935999ff26adb3ac9eaa95dbc88aee4af

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
Signatureip1WvDMIYdq7PIr4YSlkgijI+a2reim/MnhfxAFzoO4KZ1/4qW05/I9Q/x3N29paA8qa1APlexhfPFQ6LdcsAw==
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

2026-09-17T11:48:19.706550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024974
observed 4f7627732db0676df724832d5e5a9b22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.689317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024974/manifest.json
observed 01e349e655b64e732853e45350599319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.669371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024974/publication.md
observed 997848b562b042b09912ba7153b09174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.646096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024974/publication.txt
observed 5a2776d198afd95d66e74daaf149fdab...
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.