OpenTechnical

OT-2026-000039708

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000039708) never changes.

Identity and time

Publication numberOT-2026-000039708 · never reused
Internal UUID01a0ae78-d8d5-750c-859c-749686ebd908 · 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-2026-000039708
StatusPUBLIC

Content hashes

Canonical textc466a3093fa1cbc01064774c09bbb83737f011b20f5bc1d8ae9b999c6ef10eb9
Markdown4e8e17c878151ace8d753706727990c125483a3926072df22e6b28a7ea189cd8
PDF
Publication pagec4a22ea8a7c4c37fa31ba74dfd0c1a37f23cc03721ee8680108ca25e9f766f37
Manifeste66bc0de8750e507b21b44d6bfff6ac41975488db445c5caa295f09b753b9d45

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
SignatureFV7VVzXKuNJ7lXCAUWpBQXR/O1BNIijk5QoZrnqSL33tnywouB3UBtXh+6zchBwlLtOSoxifvwrkDWjbhw3YAw==
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

2026-09-17T11:19:54.363571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039708
observed c4a22ea8a7c4c37fa31ba74dfd0c1a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.347288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039708/manifest.json
observed e66bc0de8750e507b21b44d6bfff6ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.328688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039708/publication.md
observed 4e8e17c878151ace8d753706727990c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.308728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039708/publication.txt
observed c466a3093fa1cbc01064774c09bbb837...
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.