OpenTechnical

OT-2026-000024689

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000024689) never changes.

Identity and time

Publication numberOT-2026-000024689 · never reused
Internal UUID01a0ae71-2726-7f34-8a96-c8ed6273c4b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024689
StatusPUBLIC

Content hashes

Canonical text80c1fafcdd49823140ee531a46330fb83a90640a05be3c1135031aebf23a2a2f
Markdown47eb87c5dd964e652241087ab69c39c4007d79341ed9ffb19377f2d4c761c535
PDF
Publication page85127afd943616f25079e16b1a5c13a1bce350c595ccc59d92059c8664a540d9
Manifest6abf14a5873b38884c761efa4cc79f494623a3bfa4216da0181ec9b025b52fb0

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
SignatureOkdVIUmS7EoMfFEM+bUV5+exWBWekGCaWLF+mXaVzJ0P0pk3O6PbLakelXdXcOLIsnHK90II9HWjnGN3iBfiDQ==
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

2026-09-17T11:47:55.410677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024689
observed 85127afd943616f25079e16b1a5c13a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.393696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024689/manifest.json
observed 6abf14a5873b38884c761efa4cc79f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.374790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024689/publication.md
observed 47eb87c5dd964e652241087ab69c39c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.357181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024689/publication.txt
observed 80c1fafcdd49823140ee531a46330fb8...
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.