OpenTechnical

OT-2026-000098794

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000098794) never changes.

Identity and time

Publication numberOT-2026-000098794 · never reused
Internal UUID01a0aea2-42af-71dd-af78-fb954fb660a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098794
StatusPUBLIC

Content hashes

Canonical textbaed2e15a17544c4078f432d83db0e0f5f3f9ad6b6bfc45712200aba1d39bf3b
Markdown618a42cc3e34a51cf67eed5b801dfea2edde336a8885292684e496f06109c570
PDF
Publication page27fd9a0f940d798e49a3a712ea2903d5f0c8b16871ede5c406cc0b23e899d905
Manifest17a7830488518b7eb998a6222f0ba1211f674bcf789a3836de54de7877973b27

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
SignatureZGxbI4duog61YN455fcHOoi/UogWx+AcyfKj7raY6zBis9MH2txgBmUaeD9tRLgbchYdixpWXSh9aHcekDFWBQ==
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

2026-09-17T09:31:07.320602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098794
observed 27fd9a0f940d798e49a3a712ea2903d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.302045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098794/manifest.json
observed 17a7830488518b7eb998a6222f0ba121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.283923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098794/publication.md
observed 618a42cc3e34a51cf67eed5b801dfea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.265850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098794/publication.txt
observed baed2e15a17544c4078f432d83db0e0f...
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.