OpenTechnical

OT-2026-000039245

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039245) never changes.

Identity and time

Publication numberOT-2026-000039245 · never reused
Internal UUID01a0ae78-9674-7a03-a1e8-15b9adead9da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039245
StatusPUBLIC

Content hashes

Canonical textab9513545cccb5ae624df22f333b4c71f87fc663a6b59ad0a9afe3605140ad22
Markdown1ec80b5a477d4f86e364912e1431ee1912c5d9c3c5d7c389249adab55cfbb7da
PDF
Publication pagee3dbb9b9cda4a892e289b1ecda005ff164cba4b1f4dc0c401726cdc9ac24bf59
Manifestb6c5b58957f26b347bbd5f63c5a089143a2ed7f13b4197462740e23e40a2f8e9

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
SignatureVwm+1Oy9F5wCx/q7iul9ZVZWBKClqVSZzXlcolj0juBT5kJl96nZlZYOu8Xe/J7aGmoV/jkS48AB45it/VI1DA==
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

2026-09-17T11:20:48.157989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039245
observed e3dbb9b9cda4a892e289b1ecda005ff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.140394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039245/manifest.json
observed b6c5b58957f26b347bbd5f63c5a08914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.123431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039245/publication.md
observed 1ec80b5a477d4f86e364912e1431ee19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.105306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039245/publication.txt
observed ab9513545cccb5ae624df22f333b4c71...
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.