OpenTechnical

OT-2026-000045930

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000045930) never changes.

Identity and time

Publication numberOT-2026-000045930 · never reused
Internal UUID01a0ae7d-8f89-75b9-b2dd-d80852981d8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045930
StatusPUBLIC

Content hashes

Canonical texta277c36da19d0fc0c35fbd5931426fc395c2e5e1d780a7ddb2f00879c86323a8
Markdown5ff63655cb45ab885f43693b844a3a4b91488cc1965bdf03a3c8c6ae609a1837
PDF
Publication pageafec1084defa29399da9b943d07674646298b81a1e99de4652535af8e7ebe1fe
Manifestd02338f982237348306db1d38f18357298c8d6f5f97cd8fca672c6c8d6d62a58

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
SignatureN0LOkKyg3f4SgUIQ9emIUR8Ly/SMNpxUxQGaMLYOrsSP0nAWcdQxDjNqMEE+UxqStv1zdoW55C1zIk+wDVhbAQ==
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

2026-09-17T11:09:50.240717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045930
observed afec1084defa29399da9b943d0767464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.219300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045930/manifest.json
observed d02338f982237348306db1d38f183572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.200880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045930/publication.md
observed 5ff63655cb45ab885f43693b844a3a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.182361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045930/publication.txt
observed a277c36da19d0fc0c35fbd5931426fc3...
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.