OpenTechnical

OT-2026-000098862

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098862) never changes.

Identity and time

Publication numberOT-2026-000098862 · never reused
Internal UUID01a0aea2-8286-7016-b148-9008d8f2236d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098862
StatusPUBLIC

Content hashes

Canonical text472442b135a6d07ba9c79eee33a1fac8e0d2fb2a1d5befa9ea22cd893c9058da
Markdownb0723051031487653197633ab0386018bdb4a3313b29534b152b38d43a693dd6
PDF
Publication page383559c3c7cd43e225eccbf754e255ec68a1d8dca8e195b9fb2bb0adb930ef1b
Manifestf3ae31e7a823a8b0f2742cf917b4221510d77bf87cf794f8af2f366b13faa029

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
Signaturerx7QSWpz5Arr+HPCMKwFPiMSKl/jQWhcOBLtO14VppQQ6qYV4QXIrTo8jw3uTnGBEY/LTfbG8M81mafabANhCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:54.429696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098862
observed 383559c3c7cd43e225eccbf754e255ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.413846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098862/manifest.json
observed f3ae31e7a823a8b0f2742cf917b42215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.396532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098862/publication.md
observed b0723051031487653197633ab0386018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.381414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098862/publication.txt
observed 472442b135a6d07ba9c79eee33a1fac8...
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.