OpenTechnical

OT-2026-000016280

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000016280) never changes.

Identity and time

Publication numberOT-2026-000016280 · never reused
Internal UUID01a0ae6e-2d11-71cb-b609-ad3b7003058d · 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-2026-000016280
StatusPUBLIC

Content hashes

Canonical text5d3461d1c68fdd87af1e12f36c0f8d97b6a2ae9a32305749e3a11ddd154d9aba
Markdown5e1fdb69d185604460e67b0d30618f01689bb275c233e4fe25da62c848884ae1
PDF
Publication page93e9fdf33de950c051c4e6592a0048e1d9db2c1e36896b5329a25a5ad433b6ff
Manifest8116d1afec93d369a46e9fb3a162a3d0d252fafafc4a7a8f5512af8f0b02d898

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
SignaturePZ2vWyoWkXrqul4U6T7B+nouh8+kyQg6AMCRQ7dgVLm9W3c6ACSc8/R3syYaDtKk+MugX3pC5zuR9Q4ZBjRXBg==
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

2026-09-17T12:03:45.952330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016280
observed 93e9fdf33de950c051c4e6592a0048e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.932781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016280/manifest.json
observed 8116d1afec93d369a46e9fb3a162a3d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.913640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016280/publication.md
observed 5e1fdb69d185604460e67b0d30618f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.894143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016280/publication.txt
observed 5d3461d1c68fdd87af1e12f36c0f8d97...
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.