OpenTechnical

OT-2026-000025916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000025916) never changes.

Identity and time

Publication numberOT-2026-000025916 · never reused
Internal UUID01a0ae71-a83f-7a0d-9385-09f823e8bc58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025916
StatusPUBLIC

Content hashes

Canonical text54268c988d331fb74bc35e4cc1ad8d1183d5f1cccc2af4496040bf33b4ed963a
Markdown0e86600484eea4e5a0d8834633c1001a04152a6b4f2af26e4c4d0242e4c582c6
PDF
Publication page389e6cb632eef09e0fc131731984363eecd48dab4b2f27d5b4a40b242c8dd3ef
Manifestd9059c8885acdd7231562b54b2c6e97481ee696f7b7ee9eba453ac513e8f701d

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
SignatureEGHvVkSoHpyUruCFi3FvMX8GKQ0t5BHD7qV+q6dATq8bTeLYy1xwFXgVcXE+CNu5/LLwhAXAYqkFJIUJF2fxCQ==
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

2026-09-17T11:46:16.120829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025916
observed 389e6cb632eef09e0fc131731984363e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.103674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025916/manifest.json
observed d9059c8885acdd7231562b54b2c6e974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.084658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025916/publication.md
observed 0e86600484eea4e5a0d8834633c1001a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.066877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025916/publication.txt
observed 54268c988d331fb74bc35e4cc1ad8d11...
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.