OpenTechnical

OT-2026-000038535

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000038535) never changes.

Identity and time

Publication numberOT-2026-000038535 · never reused
Internal UUID01a0ae78-2d53-7524-a66b-64d08ceee9fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038535
StatusPUBLIC

Content hashes

Canonical text9fcfccd436442cc284e560a786c338df1727763b466a8e8d5f446eacc8744ff1
Markdowna9547330c310473addcd73c18d5f33155dd40aee2540a50daab4332f8ff35b09
PDF
Publication page2318cbaabdc0a2f5627f1eae118ef2ff30f412c137dd25b4b4794e502ba10442
Manifest5be0e85a23c0f9d0c473f70cf968137e943b1f2074e32b7039a9bf0304e21f9a

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
Signature63oWZ7m8/wp2xCzaw4UMTzn1ADy//qYsjG5tLiIsz9+pLWJK2fGdV3gKvF75H9Ld4cDnAXiPb+RJkOla7tJqCQ==
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

2026-09-17T11:22:47.649400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038535
observed 2318cbaabdc0a2f5627f1eae118ef2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.632102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038535/manifest.json
observed 5be0e85a23c0f9d0c473f70cf968137e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.612071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038535/publication.md
observed a9547330c310473addcd73c18d5f3315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.591797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038535/publication.txt
observed 9fcfccd436442cc284e560a786c338df...
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.