OpenTechnical

OT-2026-000102909

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102909) never changes.

Identity and time

Publication numberOT-2026-000102909 · never reused
Internal UUID01a0aea4-be3c-7c20-81e4-98471005d572 · 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-2026-000102909
StatusPUBLIC

Content hashes

Canonical text200e304b3e16e7d75e345103dd1f8b000375c04b8b5f83beae241482346e75fb
Markdownfb1d91824eda6a23366dd18ad8b71cfd2534d152a375fdd2b9d84a14294bceec
PDF
Publication pagea3f87dd8875def8a42faa8e0b163cf984ad25847f733b765a62060a09d6a08d9
Manifeste665c9f670dd958f2da4878ef3186b2780f6c1e1b4c7b5b82997c1b26f954a4d

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
SignatureNCDP6lyf121ETWr9pkxlIxQX6ZB5wCKAWjjxh55f8lAWKp57GHzmxiakRfNPb5LjFXRL4tNVWxYpOWQpUz3hAg==
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

2026-09-17T09:22:55.387032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102909
observed a3f87dd8875def8a42faa8e0b163cf98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.368608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102909/manifest.json
observed e665c9f670dd958f2da4878ef3186b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.349490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102909/publication.md
observed fb1d91824eda6a23366dd18ad8b71cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.328606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102909/publication.txt
observed 200e304b3e16e7d75e345103dd1f8b00...
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.