OpenTechnical

OT-2026-000052814

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000052814) never changes.

Identity and time

Publication numberOT-2026-000052814 · never reused
Internal UUID01a0ae84-a42e-7f67-8d4e-fd279cdd77e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052814
StatusPUBLIC

Content hashes

Canonical texta0dff7a23b9d319cd1e7a8fdebee0e83cc3cb148472b5caaf935dbfcf0bde496
Markdownb342c917fdb87f3e2d1948b56aa1f8ba58117d943dcf4d265585970eb6073a59
PDF
Publication page1d48f1ae772ae0cc33006a4a6ce147c54fb1c183863247fd3c5d0e4bf0f73cba
Manifest56bad5ec283524d26f3caaa8c1d5239303cce62d2e42622fda814f752a3486c1

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
Signaturew5kg4USzypPlkuAiKSC+XuK+0Y/X1CXUPat7FMZkuqzJLoUhEeO7ts8911edoJXiMkFipxma0gqfCCX8ahX0Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:50.109489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052814
observed 1d48f1ae772ae0cc33006a4a6ce147c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:50.090801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052814/manifest.json
observed 56bad5ec283524d26f3caaa8c1d52393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:50.070865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052814/publication.md
observed b342c917fdb87f3e2d1948b56aa1f8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:50.051044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052814/publication.txt
observed a0dff7a23b9d319cd1e7a8fdebee0e83...
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.