OpenTechnical

OT-2026-000047911

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000047911) never changes.

Identity and time

Publication numberOT-2026-000047911 · never reused
Internal UUID01a0ae7f-c421-7b59-8dea-7a06b2371c97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047911
StatusPUBLIC

Content hashes

Canonical textc630aeadf28374bbf7246871b442d36f3bf6b1ea18f4f060f655b8b4ac375e0f
Markdown3db3fd9551298f8699076b0d54bf246e0db948e2e280c2d9d9255ccf564047a2
PDF
Publication page4439a55decd9bbe73107a282e5c367a01f380f559456541742e21fc8760dad98
Manifestc22a1525a281be18962396a410d001be09211a6c851dc63b93be845201639a8f

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
SignatureEK9F7/EjvH9R9/cwudYrS3fdrik1CNvbWMXOItt5pBs0dT9SWLxV8YLlC6am9CeSfBL39C8sQZloiRXOPC4WBQ==
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

2026-09-17T11:05:51.293696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047911
observed 4439a55decd9bbe73107a282e5c367a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.270373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047911/manifest.json
observed c22a1525a281be18962396a410d001be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.251783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047911/publication.md
observed 3db3fd9551298f8699076b0d54bf246e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.233277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047911/publication.txt
observed c630aeadf28374bbf7246871b442d36f...
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.