OpenTechnical

OT-2026-000009027

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000009027) never changes.

Identity and time

Publication numberOT-2026-000009027 · never reused
Internal UUID01a0ae6b-31b8-76cb-bfcd-ec96643bce7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009027
StatusPUBLIC

Content hashes

Canonical textcc1fc73055e58a760e34f9d8beb6a8ebf805fa5618d39c25bd74b06c466bdbe0
Markdownc734329eda3232b1532a0e2c89a88d8ca9ce54ff14ac6c93558899a9d5348c69
PDF
Publication page6cdf3e43c0b9e47359e79714dff1e83edb002c5fcb6f668b75bba8172b2f942d
Manifest3f6db2238168b36a740cb2babeff979e8029ada6c22a1fd3e8d4504c2d101f15

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
SignatureTF/ODVU/kGGEZFCpHCV6pVRiQw65N8B6y5vwe1bxnPTWqUD6XOVsJ8rHFyT2iljb2T+y791lZOI/w1RHEqWKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T08:42:30.223628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009027
observed 6cdf3e43c0b9e47359e79714dff1e83e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:29.718801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009027/manifest.json
observed 3f6db2238168b36a740cb2babeff979e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:29.286220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009027/publication.md
observed c734329eda3232b1532a0e2c89a88d8c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:28.790725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009027/publication.txt
observed cc1fc73055e58a760e34f9d8beb6a8eb...
fetched by grabo-systems from 34.44.131.203, 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.