OpenTechnical

OT-2026-000098188

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000098188) never changes.

Identity and time

Publication numberOT-2026-000098188 · never reused
Internal UUID01a0aea1-e964-7bab-9b01-2fc78e55b3b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098188
StatusPUBLIC

Content hashes

Canonical text6696fafa17aff88b9c0f69ea5e7a126a1bf876b15ba1baf138faeb0a961524f4
Markdown42575f061c940b2f2752df79019202b954f9d948d43e65dde9e1041bb40ec673
PDF
Publication page150b2ab563b208f46a1f12c8d4780f0018677cb28a52054da1c75327556a359c
Manifest36c175c3bca282671b593af6bfdf7d7c2dfdc9664ef56ac5125e0310260264a7

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
SignatureeODEwjlrxKI1uC1KEOb2dambELVhr2kcAyIrlz3OLZbTpSlxURoaNzmsxhwV6DX3JTWwcIWSxeIh86sX0jqHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:20.745696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098188
observed 150b2ab563b208f46a1f12c8d4780f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.727883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098188/manifest.json
observed 36c175c3bca282671b593af6bfdf7d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.709700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098188/publication.md
observed 42575f061c940b2f2752df79019202b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.691219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098188/publication.txt
observed 6696fafa17aff88b9c0f69ea5e7a126a...
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.