OpenTechnical

OT-2026-000098346

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098346) never changes.

Identity and time

Publication numberOT-2026-000098346 · never reused
Internal UUID01a0aea1-e965-7919-98b5-5a9d51c35e99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098346
StatusPUBLIC

Content hashes

Canonical text2ed83ea2719d3d2d40b12eef9ebceecd50bed1ee823649656d46854dd0e555fc
Markdownba499ad780b8a00d29122a592fb170b65ef2283233b69cc4d823347077a1ea3f
PDF
Publication pagee3a1361389852b2bcce787aeb5e7f9db08fb7de0a0fd4597ae28ebfb3459aa48
Manifestda735a8b9d744746df94e8aada37d8c281c93fbade60416aea276aac09fc13b2

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
Signature3WYRRRA9z9JKoJqDpVFCztB0z72dYCXa+PdlEuicKIubzzHgvP68Kcwnrh+OJqwyr5XEnMW3LimfOwzSHxN5Cg==
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

2026-09-17T09:31:33.902642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098346
observed e3a1361389852b2bcce787aeb5e7f9db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.884309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098346/manifest.json
observed da735a8b9d744746df94e8aada37d8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.864102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098346/publication.md
observed ba499ad780b8a00d29122a592fb170b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.845393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098346/publication.txt
observed 2ed83ea2719d3d2d40b12eef9ebceecd...
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.