OpenTechnical

OT-2026-000035704

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000035704) never changes.

Identity and time

Publication numberOT-2026-000035704 · never reused
Internal UUID01a0ae76-b4c7-79bf-9255-fc97e0d909c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035704
StatusPUBLIC

Content hashes

Canonical textb5449772dc2ceb7774e97a0993b73f89ec371b0651e8f375256037872f2e9565
Markdown1f020ccdaf70c3c361ef5c19fd1ac936240d93a6b5c201cc06636322f0f2d564
PDF
Publication page6a4cd4e60c28f495be0f0ed3d62816e6d8c0ed2f5161b44e7aea68cdf012f9d5
Manifestabede135fc8991ea1739d329b3ac3944d55d6009a628dae62235e163bcdbac2e

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
Signatureb8JazgXp5dFImZi0p1MHRHhie3ellLdNXimRVGdX8tUBq2yB5zPMqYQDh6OB/0k5bGD2C1s/tHipLGaKt1lsDA==
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

2026-09-17T11:27:17.228556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035704
observed 6a4cd4e60c28f495be0f0ed3d62816e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.211499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035704/manifest.json
observed abede135fc8991ea1739d329b3ac3944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.193673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035704/publication.md
observed 1f020ccdaf70c3c361ef5c19fd1ac936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.174206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035704/publication.txt
observed b5449772dc2ceb7774e97a0993b73f89...
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.