OpenTechnical

OT-2026-000101262

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101262) never changes.

Identity and time

Publication numberOT-2026-000101262 · never reused
Internal UUID01a0aea3-c379-7f90-b356-69928d5b7bf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101262
StatusPUBLIC

Content hashes

Canonical texta7b2d51b2c370b04430971704eeaa5a16ce29f9906b3e839b05d7d44bebf34c6
Markdown47611f97d15ee7751500b897ab7b777e4db6e3d66b8fe297ff0ee34472203d00
PDF
Publication page48f3a670f650a823966b383c6e51f8575c831f4e3f3d131a0fb4157474535245
Manifest6fe3bab8b6a655e87c9e3e72fdab5a3f0bd40d6c1dd62ff441f6bb3334adf1db

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
Signature42BmwZrqBv0YXr1XvhsThR4IakelBvsmk5xioj0boot9oeP/bNtLvTYq4vfsv87EsPfgaf2L7mpxjhFG0hUvDA==
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

2026-09-17T09:26:55.607903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101262
observed 48f3a670f650a823966b383c6e51f857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.589160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101262/manifest.json
observed 6fe3bab8b6a655e87c9e3e72fdab5a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.571016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101262/publication.md
observed 47611f97d15ee7751500b897ab7b777e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.553912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101262/publication.txt
observed a7b2d51b2c370b04430971704eeaa5a1...
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.