OpenTechnical

OT-2026-000044970

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000044970) never changes.

Identity and time

Publication numberOT-2026-000044970 · never reused
Internal UUID01a0ae7c-911d-7dc6-b0d4-20392815e7f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044970
StatusPUBLIC

Content hashes

Canonical textb5d9195efd986cb2df6c0426c9f85330488102c59264d9d9606621182cc149c1
Markdowneb5be9b27031436f64864981b88504a119abab58305a5615a589571ad6bc9655
PDF
Publication pagef4a0d1a6bacc9d9c974d8954c071c959ddcab8d5f09ce95d55c56265fe9ab963
Manifest96b835e673e1919090eacd8677387ca2f0a0c3cf737eeb176110f9835c05e57a

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
Signature2N9ouAbA3vWezsiKY0tJyj8aBm9znR29ICiFJF1BiVDr0bfbRke+8aoHiN9HVgDsR9G2YpkFBvAWHaTa5agqDw==
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

2026-09-17T11:11:39.476813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044970
observed f4a0d1a6bacc9d9c974d8954c071c959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.459965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044970/manifest.json
observed 96b835e673e1919090eacd8677387ca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.441081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044970/publication.md
observed eb5be9b27031436f64864981b88504a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.422330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044970/publication.txt
observed b5d9195efd986cb2df6c0426c9f85330...
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.