OpenTechnical

OT-2026-000098487

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000098487) never changes.

Identity and time

Publication numberOT-2026-000098487 · never reused
Internal UUID01a0aea1-e966-702c-ab8e-44809789f5de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098487
StatusPUBLIC

Content hashes

Canonical text721890d04d6a56c984a70a618b4aedc25a5d50237ae7571eb8f6aac1571fc696
Markdown91f8c7d85edf091bfde95eb9cc9c86c8651980bfd2d85450f7b02fe1f5093761
PDF
Publication page772f098482610d792821e3da830875f6bf2752f6badcdddbc82d739ebddaf11c
Manifesta051c40dd6e64e8ed48825ae576c3733d0b9d189d1e5b88e4c594c678784e421

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
SignatureEgKhrpjOzGACcawDvYbcK1r5awYDflEgoVjGa+KCRGHYR+f0PT3oYM4WAEdELrh6E47ubswzlrzdAlHIfIalBg==
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

2026-09-17T09:32:21.329135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098487
observed 772f098482610d792821e3da830875f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.309204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098487/manifest.json
observed a051c40dd6e64e8ed48825ae576c3733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.290183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098487/publication.md
observed 91f8c7d85edf091bfde95eb9cc9c86c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.270024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098487/publication.txt
observed 721890d04d6a56c984a70a618b4aedc2...
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.