OpenTechnical

OT-2026-000102911

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000102911) never changes.

Identity and time

Publication numberOT-2026-000102911 · never reused
Internal UUID01a0aea4-be3c-7258-8229-6e8c3c4b9626 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102911
StatusPUBLIC

Content hashes

Canonical text7fe7a83f14c08526b77bc86b8afdc8b64b22a9d28c25abb78aede33af5d8cc08
Markdown0d8a736236aea91affe33f204fc79f94440f8ffbf193f4921e32d8411dca4458
PDF
Publication page284e52a34dc19b4e889914241a678dd571a5a003319d3d5d6232099eda83a8c5
Manifest1e0a6cc9731672c45891bc6a505fd3bf726076571ae0f12e216a0d8b0e8cc7e6

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
SignaturezHVgXxJIzUlc5rMpIIuTE18ifQHNUWfONqpFRH+huImrwUAXhjyVBCyaHbridkZ5pe6Y4udXN7jGq8l6h787Dg==
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

2026-09-17T09:22:55.550894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102911
observed 284e52a34dc19b4e889914241a678dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.529199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102911/manifest.json
observed 1e0a6cc9731672c45891bc6a505fd3bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.510073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102911/publication.md
observed 0d8a736236aea91affe33f204fc79f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.490596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102911/publication.txt
observed 7fe7a83f14c08526b77bc86b8afdc8b6...
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.