OpenTechnical

OT-2026-000097286

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000097286) never changes.

Identity and time

Publication numberOT-2026-000097286 · never reused
Internal UUID01a0aea1-01ca-78d7-9c8b-5227db2338c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097286
StatusPUBLIC

Content hashes

Canonical text29842c7089e09ed940848b875aa047aefa3b5b73b6a9a2599fbb7ca0a5b7bcc5
Markdown05f6dbe9d7fc1c3b9a79214158e2138a7c729b5f634b9253eb73aae45200e3e8
PDF
Publication pagea48b8a9f04ac19545f0ac693609377c9ef02fd6a39ea1d0d33bf720a7fe23ec3
Manifest9d07808f93fc0ca02c40b6c8a6dd4b85675bb65be203090b2cf4466e0dd1ac6c

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
SignatureGso/guCNCA4tCmrl/KXvPNzzdqYLe7XZLMliI0WUCYvn2Y+WvVD32zMjHtjoPRIhqg6R9v6lwVug71SYVdWpBw==
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

2026-09-17T09:33:33.035888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097286
observed a48b8a9f04ac19545f0ac693609377c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.016827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097286/manifest.json
observed 9d07808f93fc0ca02c40b6c8a6dd4b85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.997321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097286/publication.md
observed 05f6dbe9d7fc1c3b9a79214158e2138a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.980094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097286/publication.txt
observed 29842c7089e09ed940848b875aa047ae...
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.