OpenTechnical

OT-2026-000092026

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000092026) never changes.

Identity and time

Publication numberOT-2026-000092026 · never reused
Internal UUID01a0ae9d-43bc-783a-b1c2-dad27447a439 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092026
StatusPUBLIC

Content hashes

Canonical text384f0d0a865d9a9c1f54898ab34f4cc6566b2d9c03dc8dd615b215f2714b477e
Markdown26084f4c63ccbc42fcdb8c5c4554c39a15e521b2715c643fdca0d4d48d31aede
PDF
Publication pagebc0c184f13962a854c5044f85dce05e6d945e3267f4d5606ea301041f059e500
Manifest6777916633e4d70809c1d8eaeb171a1c5ad61b5398dbd31dc1a3167bf7f1d41f

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
Signaturefyolkf0LsUAakRyOn3SEdK2STE3ktBVonQ/+MXFYdy/+a6jnTSSuogaPnt/dNKjtUCKIhB2JZ5d+q9Lc0EGsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:06.659391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092026
observed bc0c184f13962a854c5044f85dce05e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.642740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092026/manifest.json
observed 6777916633e4d70809c1d8eaeb171a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.624883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092026/publication.md
observed 26084f4c63ccbc42fcdb8c5c4554c39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.607944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092026/publication.txt
observed 384f0d0a865d9a9c1f54898ab34f4cc6...
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.