OpenTechnical

OT-2026-000098537

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098537) never changes.

Identity and time

Publication numberOT-2026-000098537 · never reused
Internal UUID01a0aea1-e966-7404-a5ce-562bd5d1528e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098537
StatusPUBLIC

Content hashes

Canonical textbf63f47d44dac829a4a60371cbc4e75f74a07cc5839f623181f45fdda14abf88
Markdownbf8008bd1a7908a8bb6f6db38166bf01cc75a42672be1072c7d7de669ff9ad61
PDF
Publication page8088988ca337192075622b1a6b8fec09c8f73373543ae1d28552ea9f52ea1d8a
Manifestac8441b69cdc8b57b5178148d370d9a231b8db30b3523b96862ea40540f742b0

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
SignaturemSrqS/YD3vK8WoArnxWxtNo75t9ueY6J47e5DDgENbEi662otC1wgryvXcaQJyQ0gCpAtmGOEGxxD9aufp5wCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:25.004470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098537
observed 8088988ca337192075622b1a6b8fec09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.987773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098537/manifest.json
observed ac8441b69cdc8b57b5178148d370d9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.971055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098537/publication.md
observed bf8008bd1a7908a8bb6f6db38166bf01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.952039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098537/publication.txt
observed bf63f47d44dac829a4a60371cbc4e75f...
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.