OpenTechnical

OT-2026-000034498

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034498) never changes.

Identity and time

Publication numberOT-2026-000034498 · never reused
Internal UUID01a0ae76-1ed0-712e-b2d5-6619d2a645cd · 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-2026-000034498
StatusPUBLIC

Content hashes

Canonical text0395332a1435f779613883d97e4411e9fb95440bb86d05363a2e8c9f12aec552
Markdownb22e67ea34f504a310b01c4d7374cd46372b71d793f0f56036659f65c1bf6222
PDF
Publication page132e1a5b3150f3cfd3470626ade538c5721c965a53b8fb63070b922a3cd32825
Manifestdd668c119fe15d125489b9673d54b8e48c234cf50a59d3a3a369d9f3b49c5d28

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
Signaturewx8WDCb7krYHsErjJaQMBUt2CLhMUjOYRxTvFfcdjD+Ta8Dh1lBN1x3Ygx1sRv3W2xPdDK8gikEWH/hNpGheCw==
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

2026-09-17T11:28:50.003950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034498
observed 132e1a5b3150f3cfd3470626ade538c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.986252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034498/manifest.json
observed dd668c119fe15d125489b9673d54b8e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.969278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034498/publication.md
observed b22e67ea34f504a310b01c4d7374cd46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.950717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034498/publication.txt
observed 0395332a1435f779613883d97e4411e9...
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.