OpenTechnical

OT-2026-000045049

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045049) never changes.

Identity and time

Publication numberOT-2026-000045049 · never reused
Internal UUID01a0ae7c-f768-71d2-ae25-016784ee54aa · 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-2026-000045049
StatusPUBLIC

Content hashes

Canonical textc59e89bbfc8b301942ce4316d599d37854910d4abe66ca55ec7752719fc5f660
Markdown5dbf7fc1e124b5c4bb7307107e1aaac82eb3c0ae05a50b7661ccb166581f0961
PDF
Publication page06f3004df0d563aa1c59d08075e2e609b8a18cd308f7d145929261c6b2fff30b
Manifestf9d6fa2ef4f01fddfdab4f940ff7980d80afa661ab059112dd171a226e4379c5

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
SignatureDSl/OqD7Mon4xSLzbyAwX5o4FB1F3OJRMhpBMEYvmd5s0+HrSOhpY9c67pjkFuv34B7V8MKjDPrU8AQ4Q87AAg==
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

2026-09-17T11:10:04.301760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045049
observed 06f3004df0d563aa1c59d08075e2e609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.277593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045049/manifest.json
observed f9d6fa2ef4f01fddfdab4f940ff7980d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.256577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045049/publication.md
observed 5dbf7fc1e124b5c4bb7307107e1aaac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.234282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045049/publication.txt
observed c59e89bbfc8b301942ce4316d599d378...
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.