OpenTechnical

OT-2026-000018098

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000018098) never changes.

Identity and time

Publication numberOT-2026-000018098 · never reused
Internal UUID01a0ae6e-96fd-701e-bb83-183ebd92f343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018098
StatusPUBLIC

Content hashes

Canonical textd28260554b4517f802b53a6e67238450dec249282d0682cf898640b1a3a2ef56
Markdown47876730ae1b86e4a4b6cf345b85c64194e06809433d797626a228c140710eaa
PDF
Publication pagee8a7c110748df6b90739552d80d6c2f80996d0dfb7c0f71309461ae186757d4d
Manifest9874c16e038bbe58e028882a9f1fcac96bc9f68cca3254894728f0a8b1f68ab7

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
Signature3OKtEvbgpT6K870dSPHlPMnVXLRSUVRURH2vclFB8t1xIj6dzDMBbtBtY0b2dZt1wZYWKkEqgJqE+Q6olmucDA==
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

2026-09-17T12:02:08.691215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018098
observed e8a7c110748df6b90739552d80d6c2f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:08.674668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018098/manifest.json
observed 9874c16e038bbe58e028882a9f1fcac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:08.657690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018098/publication.md
observed 47876730ae1b86e4a4b6cf345b85c641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:08.636992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018098/publication.txt
observed d28260554b4517f802b53a6e67238450...
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.