OpenTechnical

OT-2026-000016247

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000016247) never changes.

Identity and time

Publication numberOT-2026-000016247 · never reused
Internal UUID01a0ae6e-2d11-7aaa-97f1-2a68d05dbd59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016247
StatusPUBLIC

Content hashes

Canonical text3f9c1d46d3baa8dbaf26f55fb4f210f1647a79796de532a11bd801170d5bf387
Markdowncfdc8391637835afd9f4b9900c7040885180412b40ba3a968f9805fff4315d23
PDF
Publication page714915f4be92db3970abf4c249983c0d1c5e690bcec375ef80edd0a06d8847ab
Manifest8f898a3e50225e6f81b9c21a8e3307e12ac43ec36fde20c90f09666cf39e7f10

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
Signature3MTPad/fIaOwRH4ujtFIbwuCbZkeJ1HKCWIZcECnMVFtIGMll7Oj7WCGeCLwjCVP5Ix1SgL3b89v0ANi77fvAQ==
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

2026-09-17T12:03:43.159067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016247
observed 714915f4be92db3970abf4c249983c0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.140046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016247/manifest.json
observed 8f898a3e50225e6f81b9c21a8e3307e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.119990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016247/publication.md
observed cfdc8391637835afd9f4b9900c704088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.100972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016247/publication.txt
observed 3f9c1d46d3baa8dbaf26f55fb4f210f1...
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.