OpenTechnical

OT-2026-000015772

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000015772) never changes.

Identity and time

Publication numberOT-2026-000015772 · never reused
Internal UUID01a0ae6e-0c4c-714e-9b8c-6af02c57360d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015772
StatusPUBLIC

Content hashes

Canonical textaa7c422802e1c2b799dfc8c20519e662ae931dd7d8220bca90ebec6762cf8aa9
Markdownd94230dc6cbc162cdab45cf603f736d7362b9b4f64a4e53cf393d124aa10c8a8
PDF
Publication pageb8ec4806a6324a40471e225b876bfd07847998e17fc093e5c57e8057ad96fc31
Manifest130c50ba0c1db4646e133d9b2610b54f1e35fa8da382d407fbace0609c75fc02

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
SignaturetKpRqgpKrLNVq1rwWAkmo53q26oqECkwgbo/ryPlUQAoX7DHXfRkgvSPbamBVAKMA4w9/QPEWFMPidLc5QfdBw==
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

2026-09-17T12:05:04.303053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015772
observed b8ec4806a6324a40471e225b876bfd07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.284805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015772/manifest.json
observed 130c50ba0c1db4646e133d9b2610b54f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.268085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015772/publication.md
observed d94230dc6cbc162cdab45cf603f736d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:04.249150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015772/publication.txt
observed aa7c422802e1c2b799dfc8c20519e662...
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.