OpenTechnical

OT-2026-000086784

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000086784) never changes.

Identity and time

Publication numberOT-2026-000086784 · never reused
Internal UUID01a0ae9a-80a4-7f6c-b2ba-abe2fe4a9d35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086784
StatusPUBLIC

Content hashes

Canonical text0df07c7763dc5fd1877fc6f2a109b34b4f0f0c3a08304f9a4be7e6cbd221954d
Markdown5ff2bc5b393a2060445d051a234d7cb102c425eeb929806ca3bebbe34af8fa66
PDF
Publication pagefd06cd19defbdb7edb809a739092340a2654cb962a3e9b8161671f163408744b
Manifest4e1a928856c9edbe13c5b6136c277d67b59fa3e43161f643fe403163699fd2f1

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
SignaturezZ8hRXpoHtMOhjvH523DzUhCSEI+iNYvx1Vs5LLO1RYMoRybfZmd42iKAdG/ETmRHvYHPhT+Vu+BYCHN+1yGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:35.588525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086784
observed fd06cd19defbdb7edb809a739092340a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.572795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086784/manifest.json
observed 4e1a928856c9edbe13c5b6136c277d67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.554040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086784/publication.md
observed 5ff2bc5b393a2060445d051a234d7cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.527215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086784/publication.txt
observed 0df07c7763dc5fd1877fc6f2a109b34b...
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.