OpenTechnical

OT-2026-000083039

Publication integrity record

Four cup vacuum gripper, four zone face, six 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-2026-000083039) never changes.

Identity and time

Publication numberOT-2026-000083039 · never reused
Internal UUID01a0ae97-c961-7026-b884-215fcd6364e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083039
StatusPUBLIC

Content hashes

Canonical text01088da2a65864f3e544588efe4e402b565458441b544326527ba6ca5249f69b
Markdown1c372e86e3427d686502353fca6315899a0afeebe8ba2d93a4997c0c0c9805f1
PDF
Publication pageda79693abeec292fd668ce38e63517eaeb90c5ea85d9ace68553f65323ac4d41
Manifest87823e0a8089143f83d420ee55ed8a8501e2b9dcb355ce6d8a60bb4a2f58c3c7

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
Signature4cetCfWFs/FHWISXxrcPu6CkT5shNLjanDMj8Qb8K6Cwnl2itVXEDXR0yTPtiwN6Sxe3PxBefNiuZHIiMVmYAA==
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

2026-09-17T09:00:23.414915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083039
observed da79693abeec292fd668ce38e63517ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.398066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083039/manifest.json
observed 87823e0a8089143f83d420ee55ed8a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.380479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083039/publication.md
observed 1c372e86e3427d686502353fca631589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.362162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083039/publication.txt
observed 01088da2a65864f3e544588efe4e402b...
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.