OpenTechnical

OT-2026-000039937

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039937) never changes.

Identity and time

Publication numberOT-2026-000039937 · never reused
Internal UUID01a0ae78-d8d7-7ae2-873a-fbb34c06aa10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039937
StatusPUBLIC

Content hashes

Canonical text4ce63f5de92f0773cbf9c89d48ac6b5c51b1eae3c1fcac392602afe1781bf0bb
Markdown6f8f926cff07037c98e8481c0900f2d4545c2ef7292813926b6f2f452f41e076
PDF
Publication page3bd7d21f55e345284750bb16c67250f69a0a2dc585712aac6680e5d9d7c0da7c
Manifest0bd149b2f8b4e6930ec670f02fedd0432556128bad904d1cf57a41aa7e6efd76

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
SignatureceiQ57fJXZiixLUUU0dCXObuK8epVsHRqf2DMi0geHF5TugDCqHXVxjHEVl9XyfYvC90U7mlv2NshP8HjQmABw==
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

2026-09-17T11:20:14.323725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039937
observed 3bd7d21f55e345284750bb16c67250f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.304223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039937/manifest.json
observed 0bd149b2f8b4e6930ec670f02fedd043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.287197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039937/publication.md
observed 6f8f926cff07037c98e8481c0900f2d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.269046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039937/publication.txt
observed 4ce63f5de92f0773cbf9c89d48ac6b5c...
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.