OpenTechnical

OT-2026-000036261

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line 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-2026-000036261) never changes.

Identity and time

Publication numberOT-2026-000036261 · never reused
Internal UUID01a0ae77-01cf-746d-bfef-39c85519eb21 · 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-2026-000036261
StatusPUBLIC

Content hashes

Canonical textc43944f640dbd5d108fc1d885bdc74bdba79b118ecde7841696753d0c07404d7
Markdownbfa6dd272e026c1d21b5ef715ad6900a4b31efbcbd5bc5093efdacd62f87b30e
PDF
Publication pageea6bb65a9498d69a3a7d91f81aa23fb7094919ef602eee5211c413149ea7ad8c
Manifestc6db0cea397141ad7890a31b69df53f88aad5807ab23f8a01fdec62be68fdc99

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
SignatureO5/o6oTMjiY6GwU86eT3Vpkwkb0TNOdNCHMGX6NtJA8BxSSyOsTQJbMNuzIGX4WMwJQowlKRRda5klgCsC4MDw==
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

2026-09-17T11:26:31.106503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036261
observed ea6bb65a9498d69a3a7d91f81aa23fb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.087402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036261/manifest.json
observed c6db0cea397141ad7890a31b69df53f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.070313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036261/publication.md
observed bfa6dd272e026c1d21b5ef715ad6900a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.050952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036261/publication.txt
observed c43944f640dbd5d108fc1d885bdc74bd...
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.