OpenTechnical

OT-2026-000045260

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000045260) never changes.

Identity and time

Publication numberOT-2026-000045260 · never reused
Internal UUID01a0ae7c-f76a-77ed-9989-021e628c1ff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045260
StatusPUBLIC

Content hashes

Canonical text45a4be3703236a5a73934c23c86a1a0129b9517d7318ddaabce37d720a16131d
Markdown9955275de1074335e945726b41def8bc8980c74d1ee36c1458644bb1e0e7e390
PDF
Publication page68b8e279719b565f114d0cdaa881984f56254b05458075103dab39c768fa2928
Manifestb9ee5378da500d0f71148dfcdacfbd46d50ede093693277cff55d07678945970

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
SignatureGhvpePS0aQnM7cLCSTz3Ul11aTCtY2SUQi/s9HUG4Q1pnE6qj3Fk0Tcb+c00h9xOuEX5K49anIlU4SG+YyvsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:28.048174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045260
observed 68b8e279719b565f114d0cdaa881984f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.026469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045260/manifest.json
observed b9ee5378da500d0f71148dfcdacfbd46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.007412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045260/publication.md
observed 9955275de1074335e945726b41def8bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.985392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045260/publication.txt
observed 45a4be3703236a5a73934c23c86a1a01...
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.