OpenTechnical

OT-2026-000037832

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000037832) never changes.

Identity and time

Publication numberOT-2026-000037832 · never reused
Internal UUID01a0ae77-f889-7ac6-8758-a66a8d6f41a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037832
StatusPUBLIC

Content hashes

Canonical text12033df9d36594dd8abe3550276b08fbb3a5d7fac499485fa4fb00be68059942
Markdown1e30316e1c68e2e13ae6740d909a3254a3dd82cf5f207788ff2bbefc21fa185f
PDF
Publication pagebecfef5a8e3ca71a8f6ecebe70ccd5096481eb295515d5c3e546f6fcdb255724
Manifest4ef677ab69f336d114f1df94fd5caa636aff1c5029e18a862a450cb8c819f55d

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
Signature8JvrNOH54mZ8wE4K4lkE24PUCDE62nQoiMVelws5PKiivpF5Eu6ljq3fc6Q6IGYpxFwmC9yNxOwkTyQGnLJOBQ==
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

2026-09-17T11:23:05.129212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037832
observed becfef5a8e3ca71a8f6ecebe70ccd509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.112852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037832/manifest.json
observed 4ef677ab69f336d114f1df94fd5caa63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.094138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037832/publication.md
observed 1e30316e1c68e2e13ae6740d909a3254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.075115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037832/publication.txt
observed 12033df9d36594dd8abe3550276b08fb...
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.