OpenTechnical

OT-2026-000051394

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000051394) never changes.

Identity and time

Publication numberOT-2026-000051394 · never reused
Internal UUID01a0ae83-2741-7ba1-a0b8-075a557bd709 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051394
StatusPUBLIC

Content hashes

Canonical text0a00259e755ed48a3a40b9ac4852836e5e48fde46c75bac00ab3feac153e3253
Markdown23456ea2d7685d43a4d8351844008a084a541b1bdf09634a4e290379f0baebbd
PDF
Publication page4cfd2b10544aff7cff9a9ecf0f34276c24a3309a00cf932fa832d542ee181587
Manifest950b9175d0ae7fa2761ecb37e0d19ad3f1be06d306858fb7c6967c912809a103

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
Signature6qNT0aXLGH6CnkIqOKGuiXPry3IkLaanrEz7fM5K9fHthn3d6/b9CpJakhjqPWwe1BjiQzLG2gPMnljrcRwzCQ==
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

2026-09-17T10:59:17.601715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051394
observed 4cfd2b10544aff7cff9a9ecf0f34276c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.581904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051394/manifest.json
observed 950b9175d0ae7fa2761ecb37e0d19ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.561986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051394/publication.md
observed 23456ea2d7685d43a4d8351844008a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.542521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051394/publication.txt
observed 0a00259e755ed48a3a40b9ac4852836e...
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

OT-CUSTODY-2026-W38OpenTechnical-Custody-2026-W38.tar.zst
f2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent