OpenTechnical

OT-2026-000051518

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000051518) never changes.

Identity and time

Publication numberOT-2026-000051518 · never reused
Internal UUID01a0ae83-7c80-7bc8-86c7-90d816e9a2eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051518
StatusPUBLIC

Content hashes

Canonical text78455d35d65233ee9eae988166008c72f5ed2c77486154811ac905c01df9cceb
Markdownc0768d0f8ee83aa35a10ed548cd80813229f55f983400790d3291fbe8369bb01
PDF
Publication page2530df684d34308815c39b419f712d88243ae1c103e4d76794f5f0953330a7ee
Manifest46b211e9e5e4da2da3c6df1c1e46eff9b854556726611d2b17d46425a319893b

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
SignatureqZpGnNP5apV7m2kRdB4cBXLF7d10m8qcfsaqkUDmnGiG1PxbReOLqPugTVnVPyNHPXCt8Cqu8K5ZH4Z3G7JeBA==
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

2026-09-17T10:58:20.450129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051518
observed 2530df684d34308815c39b419f712d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.428944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051518/manifest.json
observed 46b211e9e5e4da2da3c6df1c1e46eff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.409119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051518/publication.md
observed c0768d0f8ee83aa35a10ed548cd80813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.391176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051518/publication.txt
observed 78455d35d65233ee9eae988166008c72...
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.