OpenTechnical

OT-2026-000047181

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000047181) never changes.

Identity and time

Publication numberOT-2026-000047181 · never reused
Internal UUID01a0ae7e-d0f9-7e70-99fd-fb2b205891b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047181
StatusPUBLIC

Content hashes

Canonical textd27662ded5c9f3f7a4a8dd3af8b7026abb122f77178a9d78ea84805a3de50c3d
Markdown3b4dc1f66f883c766764672a78d59b195ecf1ee589e76ca5d3de87e248e95916
PDF
Publication page47ffe83ecbcad39e70792faa58ef3cd05921c8c2c1cf8a0bc93d28864a170182
Manifestb24cff2cc6d7bf8dc60d31702801bb90b056178866896eef8b76d7a42c2b3817

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
SignaturePye9/c9bJqoZeqXzRqVZG3VE6a8rBUPUhDThaY0CTYOmgTi7CYNELxWQ80mJgY+M73YoJ2baVLIsheuu4AXNDQ==
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

2026-09-17T11:10:33.230693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181
observed 47ffe83ecbcad39e70792faa58ef3cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.210822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/manifest.json
observed b24cff2cc6d7bf8dc60d31702801bb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.189802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/publication.md
observed 3b4dc1f66f883c766764672a78d59b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.168739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/publication.txt
observed d27662ded5c9f3f7a4a8dd3af8b7026a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.177218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181
observed 47ffe83ecbcad39e70792faa58ef3cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.156253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/manifest.json
observed b24cff2cc6d7bf8dc60d31702801bb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.137592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/publication.md
observed 3b4dc1f66f883c766764672a78d59b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.114761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047181/publication.txt
observed d27662ded5c9f3f7a4a8dd3af8b7026a...
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.