OpenTechnical

OT-2026-000011389

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000011389) never changes.

Identity and time

Publication numberOT-2026-000011389 · never reused
Internal UUID01a0ae6c-88fe-757b-88a7-574734ff803a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011389
StatusPUBLIC

Content hashes

Canonical text6b2d9df455eacff03a852514d2f333fd2f3c1f88e11754c5b87471fca30549a1
Markdownd9f53e7c3907cb0fae583e4ee455a01993ee77fda5ecaf314aaf53e46e339367
PDF
Publication paged77972832796aee9749740310900a75eeb68129850ad1020ca3184028749f71b
Manifest512dd2d61d4edbcdbba2cd6b9119424706465742319cffa2b4946c21ee5d76a8

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
SignatureTlaG0ZkTQA0VhGTWBfTQDc2t6FlDZvKmwqiksW3S4aNeJZnQwGBLS2OH+jcs363ynTBlYEX/bDf+kIwhOAYVDA==
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

2026-09-17T12:13:08.038666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011389
observed d77972832796aee9749740310900a75e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.018872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011389/manifest.json
observed 512dd2d61d4edbcdbba2cd6b91194247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.999003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011389/publication.md
observed d9f53e7c3907cb0fae583e4ee455a019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.978848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011389/publication.txt
observed 6b2d9df455eacff03a852514d2f333fd...
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.