OpenTechnical

OT-2026-000039007

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000039007) never changes.

Identity and time

Publication numberOT-2026-000039007 · never reused
Internal UUID01a0ae78-9672-7aeb-8f5a-9ba251ef0d41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039007
StatusPUBLIC

Content hashes

Canonical textb698ff0cb8c6d5be59edb904ddfa499b801a5121d62c2f018fe90e41a9db137f
Markdown80e4b66e9275ae851030fae0e21aeaf9b8972735705167d59cd725d366cc8ed1
PDF
Publication page55ea5e0753f43de762540034fb5340cba487a5c4a49a19a7a4b98dad1f2ba514
Manifestf2ccf67bb93c7986093e699caf8c37b2fc4e3a998eb98a10ea755f909a00a8b2

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
Signatureluj2btpxbTPewcwZ95tkVIgHUv0skdhw0XRcwxAUgNx8Jo3XMUjrNhqlpWeeuwNmjJoR9VrO2VQP5DuxoM8LAw==
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

2026-09-17T11:20:20.914832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039007
observed 55ea5e0753f43de762540034fb5340cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.894363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039007/manifest.json
observed f2ccf67bb93c7986093e699caf8c37b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.875160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039007/publication.md
observed 80e4b66e9275ae851030fae0e21aeaf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.855669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039007/publication.txt
observed b698ff0cb8c6d5be59edb904ddfa499b...
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.