OpenTechnical

OT-2026-000092325

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092325) never changes.

Identity and time

Publication numberOT-2026-000092325 · never reused
Internal UUID01a0ae9d-875b-79d7-bf6e-74a2ea5be8a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092325
StatusPUBLIC

Content hashes

Canonical textf59f1be66f5e3e01f58d19afdad8d2cef4fe3d70712eef08dcc5300cf89d5d32
Markdown9cbb907b252c365ebb265e1312b2de09af3828a87c553ec5067d037b47669aca
PDF
Publication page1cd278f5d055806dfbbab9892af33ddaa5844a33064277de69b7f924225d5bf1
Manifesta3ed62371879bfc2e3cacffbf85183682ef6b405ef524badb47ed4da94c1e92a

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
SignatureiraW3CHzjHod+Ex5XONYKqGjtgeeHS4D1RudIp20icEIBhjT4kwqPK4wAs/j0i/r6+TMo91cwOYF2vbmo9C0DA==
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

2026-09-17T09:41:52.217199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092325
observed 1cd278f5d055806dfbbab9892af33dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.198048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092325/manifest.json
observed a3ed62371879bfc2e3cacffbf8518368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.180620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092325/publication.md
observed 9cbb907b252c365ebb265e1312b2de09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:52.162933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092325/publication.txt
observed f59f1be66f5e3e01f58d19afdad8d2ce...
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.