OpenTechnical

OT-2026-000099505

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000099505) never changes.

Identity and time

Publication numberOT-2026-000099505 · never reused
Internal UUID01a0aea2-c974-74a7-9f40-5d2c0d4833f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099505
StatusPUBLIC

Content hashes

Canonical textfaa73dec7c5fa62372bdba94733a112b98399649f9060ec614c2c18f5b44bccf
Markdownc3e2f00ab5b6686503e60ac46e66cb56efee3cb978f1746392c712227bcf9e65
PDF
Publication page7caca2ffa7a835a6fc140c6e4148b293a00126ae15bd7d93318ebfe4f9ecee46
Manifestd0d2f163f770057f8ffb33587d20453ba73caa38bcc7fc6bc5f9697bb8e38390

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
Signaturedn23wUJlii1VL86loc9iqhqtbAusqvBAnVjGMtZSGwohWsFjr9MXcaK0jWHubhMWajorhTLJ/XIsISv/37CvAQ==
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

2026-09-17T09:29:24.115518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099505
observed 7caca2ffa7a835a6fc140c6e4148b293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.098660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099505/manifest.json
observed d0d2f163f770057f8ffb33587d20453b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.081579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099505/publication.md
observed c3e2f00ab5b6686503e60ac46e66cb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.064355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099505/publication.txt
observed faa73dec7c5fa62372bdba94733a112b...
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.