OpenTechnical

OT-2026-000007771

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000007771) never changes.

Identity and time

Publication numberOT-2026-000007771 · never reused
Internal UUID01a0ae62-843f-7aa4-9035-f03ec6f5bd36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007771
StatusPUBLIC

Content hashes

Canonical text6ba400ae0052dfb3e291475d17957ab6b6d45b4093d9ff689143ff291a510978
Markdown973857f85b0483678558cf59454148be55ab3e6e4bc0163a2e4eeb5ceeb89cd5
PDF
Publication paged1366aa4b2163ba918d62ced9b489a44f045fddb98f0d846fffbf939e56ac156
Manifestb339a004b0e869b14c4d66e279f2d2353a0f0952c6939d48b95aebaded3924dc

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
SignaturedFFShwDXvfeQx4BKSnlBZmfoD4Sy42w2fr+ZkwHMF4C09lv/npa4+jluuF7FVg07QrrVGEONCPrBsFErVaCrDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.195902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007771
observed d1366aa4b2163ba918d62ced9b489a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.178425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007771/manifest.json
observed b339a004b0e869b14c4d66e279f2d235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.159179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007771/publication.md
observed 973857f85b0483678558cf59454148be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.139427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007771/publication.txt
observed 6ba400ae0052dfb3e291475d17957ab6...
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.