OpenTechnical

OT-2026-000101140

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000101140) never changes.

Identity and time

Publication numberOT-2026-000101140 · never reused
Internal UUID01a0aea3-c378-73a3-af9d-d908eed8af03 · 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-2026-000101140
StatusPUBLIC

Content hashes

Canonical text02c17ee40dc45ed15fdcacb4152e1981738277b61b60cea1f6025eb208f01ef9
Markdown247a35ac3c9bb42375990e39848dbdd7f4f0f2492e84eeedcf3556f063fcef2d
PDF
Publication pageb00674f031251f6ac4eb57f702560c490d491455487b01d7a60fb9fa9ed7c157
Manifest668a4fabec1326008718de93984a389fd109a815da8ac5e80c07ee76ab6f3598

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
SignaturetGgfrLFMTE8fQIZnQQXAfIYwHHeJ4tjgZrKkGJ77JX7JpBVgQ8gLue/11HopauRMpGeIToP9RaYyHxIBBvO2Cw==
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

2026-09-17T09:26:46.376602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101140
observed b00674f031251f6ac4eb57f702560c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.359529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101140/manifest.json
observed 668a4fabec1326008718de93984a389f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.339341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101140/publication.md
observed 247a35ac3c9bb42375990e39848dbdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.318790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101140/publication.txt
observed 02c17ee40dc45ed15fdcacb4152e1981...
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.