OpenTechnical

OT-2026-000087232

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000087232) never changes.

Identity and time

Publication numberOT-2026-000087232 · never reused
Internal UUID01a0ae9a-9f2e-78d2-bb66-d65fb76c6ab4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087232
StatusPUBLIC

Content hashes

Canonical text0245c389b61107afd8e649a2a01f4ca02619b75e0784cff87dcb8889bfaa34a9
Markdown65e29d36035ba4ff699b458d7176aa9f1fffa9a7ea23434eae915dbb5e810102
PDF
Publication page6bf614cc79e97701832027df6d8532e202b8e84856651aa7042a566f073cf4e1
Manifest951bfae32c28fa80ae89fcf1f95561551aaeef18a9781e121e60701c5ff16017

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
SignaturewJlPBeYvK7Tq4mntneMoROzanZAlXYm/1upXfVx+QUUamQQoJi5wC2EsfWXVah0CXHGMH/uYxF/1LNtHKp9hBQ==
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

2026-09-17T09:51:31.055359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087232
observed 6bf614cc79e97701832027df6d8532e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:31.037999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087232/manifest.json
observed 951bfae32c28fa80ae89fcf1f9556155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:31.020350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087232/publication.md
observed 65e29d36035ba4ff699b458d7176aa9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.998526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087232/publication.txt
observed 0245c389b61107afd8e649a2a01f4ca0...
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.