OpenTechnical

OT-2026-000045245

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000045245) never changes.

Identity and time

Publication numberOT-2026-000045245 · never reused
Internal UUID01a0ae7c-f76a-7606-996f-d1983357c494 · 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-2026-000045245
StatusPUBLIC

Content hashes

Canonical textf488bc0a793d50612587981ff0809b3b54a1ad17e0a420d5b3bdc465664c9c4a
Markdowne27947e8f0478f60a88c214572a86eaf5d538219baf08f64574e69d870e0e272
PDF
Publication page2b16740a0ede9377e37da169d58d606a93534b5d7b2090e75449e003e463fa27
Manifest2d9b41ddada6ab8f2e91132ee424729170567919b429db503c9946ea59f3daef

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
SignatureBM8J5C9rQNTK7S8HtcMMrnwLBmJ6LsOX3vNVQt8KNcTdoxWwDSTB4pvAG1oNEaJw4wVKvY0Qmk6Bvh0ZwTRpDg==
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

2026-09-17T11:10:26.847456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045245
observed 2b16740a0ede9377e37da169d58d606a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.829381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045245/manifest.json
observed 2d9b41ddada6ab8f2e91132ee4247291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.783553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045245/publication.md
observed e27947e8f0478f60a88c214572a86eaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.740039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045245/publication.txt
observed f488bc0a793d50612587981ff0809b3b...
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.