OpenTechnical

OT-2026-000098281

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098281) never changes.

Identity and time

Publication numberOT-2026-000098281 · never reused
Internal UUID01a0aea1-e964-720b-a588-cd4cdddaaf7f · 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-2026-000098281
StatusPUBLIC

Content hashes

Canonical textb3bb8a25afad660ae5052aff6abac457118d3ab4590d895fdfec341baaf4e782
Markdown05fdc9fca90714bbc1775cfc05198726f3c4f3a551cf71a47341f786a143cfb3
PDF
Publication page4e075dc24405c72eb07c4b0c5d321a7ebd9863811aa9f9345228b914dff3320a
Manifestfe992c8af90a133abc285b850051ee812799a44b30daa68f14a4ce94abc1e232

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
SignaturezfINngCeXuXPt6DHGHltW3ZK6XR1ByTzhU+x4LOwylfcQlBIRglu+fGtEepF9nXs+nlNPK5g+giOacoGTuvECQ==
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

2026-09-17T09:31:28.587394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098281
observed 4e075dc24405c72eb07c4b0c5d321a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.569347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098281/manifest.json
observed fe992c8af90a133abc285b850051ee81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.552142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098281/publication.md
observed 05fdc9fca90714bbc1775cfc05198726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.532971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098281/publication.txt
observed b3bb8a25afad660ae5052aff6abac457...
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.