OpenTechnical

OT-2026-000036849

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000036849) never changes.

Identity and time

Publication numberOT-2026-000036849 · never reused
Internal UUID01a0ae77-773e-7916-a100-8b4da9796101 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036849
StatusPUBLIC

Content hashes

Canonical text959bdb6432565b9746c1abf210423e0d1d724d0249663f9e95d82cd1765c37a2
Markdown8821e998ad6fc7534c1e6e26f0014bb45cd42ee631f88419629fe809e17a4182
PDF
Publication page8af54f1a03d66781b384489546d03f75085ce87dea1177715e84fa4564280391
Manifestb3437652e7850bdff2f0c47b8f74abdf092d9ff1b5691f56b528135cd6aa03dc

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
Signatureo7g1mEQvUbklSuTmDWZZJQmAc0V+ohe8qgOrmq3bMXaO9vWFSmfG07EcpyIpyhRvKNY81YME/EOTlM+dBrMmDg==
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

2026-09-17T11:24:28.527944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036849
observed 8af54f1a03d66781b384489546d03f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.512107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036849/manifest.json
observed b3437652e7850bdff2f0c47b8f74abdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.496245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036849/publication.md
observed 8821e998ad6fc7534c1e6e26f0014bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.478520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036849/publication.txt
observed 959bdb6432565b9746c1abf210423e0d...
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.