OpenTechnical

OT-2026-000036470

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036470) never changes.

Identity and time

Publication numberOT-2026-000036470 · never reused
Internal UUID01a0ae77-01d1-7917-ade1-7ff20e9097cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036470
StatusPUBLIC

Content hashes

Canonical text54f645b1ad839174bb03ba9807f61235f2a1369ed96760c388611dcb60473635
Markdownb8cfd538bceef8f43de6807606e047a626bcf00e79834eda65d4b9348a428a64
PDF
Publication pagedd122f666fcc563beddf1733938dd0c2c9918cf278485fbf0b2c9f82e6b54442
Manifest4fb78ad0f0bb7b8785b656cbfc85c77ed88b56bde6d5da3d6997788be48e7a36

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
SignatureFb59e4MHWlJtCWnnu5XT31uCFIKGRa4uqc0XVV6vdKrLdWIwVEj8UoSeaMw7xyml8925bTd3kTQiNvqAjELKBA==
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

2026-09-17T11:26:52.402326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036470
observed dd122f666fcc563beddf1733938dd0c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.384404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036470/manifest.json
observed 4fb78ad0f0bb7b8785b656cbfc85c77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.365405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036470/publication.md
observed b8cfd538bceef8f43de6807606e047a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.345621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036470/publication.txt
observed 54f645b1ad839174bb03ba9807f61235...
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.