OpenTechnical

OT-2026-000046746

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000046746) never changes.

Identity and time

Publication numberOT-2026-000046746 · never reused
Internal UUID01a0ae7e-d0f3-74ae-8078-cf0391d27445 · 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-2026-000046746
StatusPUBLIC

Content hashes

Canonical text4eb78298fc704053dda11ae8fc801d9065c95a4c689eb545eb94aff1d555c7c6
Markdown0dd4d87400efa8fc183afca2635312d5484a9c04c5a3993ff894ab291ea9330f
PDF
Publication page81f631445011767649fb0b2006e9793c1004a7af05e089c99f13acd486476dfb
Manifestffbd30639ac3018b242f882d7a9b2e34ba22dba085c29b44336080b5e4d1f517

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
SignatureEQA1PDbhHpCZHQx0sNtQ1L8YgZVRiTnzOA92dnE9g/wXhGkO2twqAFeX50YttUZ15GVmzmKde+fpRzXDGDEPBw==
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

2026-09-17T11:06:48.602308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046746
observed 81f631445011767649fb0b2006e9793c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.585862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046746/manifest.json
observed ffbd30639ac3018b242f882d7a9b2e34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.566932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046746/publication.md
observed 0dd4d87400efa8fc183afca2635312d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.548904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046746/publication.txt
observed 4eb78298fc704053dda11ae8fc801d90...
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.