OpenTechnical

OT-2026-000102124

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000102124) never changes.

Identity and time

Publication numberOT-2026-000102124 · never reused
Internal UUID01a0aea4-50f2-7c64-9994-4d2d24ea1775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102124
StatusPUBLIC

Content hashes

Canonical textd95eb8f4c9fe8483a979a96224aba023fe6185b8a1578b1e8e2adfb41c519601
Markdown34f67e413df1ea7d74dfa3e8e6cd88ae38a975bb4639f10a35a7c0d8be337344
PDF
Publication page569babdb0cc9ce44f320d781fb0da171b546e6d02a226ca4e8bdb254c1a6f6c8
Manifestff0bcd15552794ef88283ec423c7996e94beecd9433f4c4004c50c691e5e835c

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
SignatureNAkmQ1ccXrUQ8v7ZSfMESo86pefLL9m0rExR19CQ+zzHcVguuW3jnCVAhUW2k8wkHHvjrOewrxzRLCNyEy39Bw==
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

2026-09-17T09:25:16.936169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102124
observed 569babdb0cc9ce44f320d781fb0da171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.917845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102124/manifest.json
observed ff0bcd15552794ef88283ec423c7996e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.899769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102124/publication.md
observed 34f67e413df1ea7d74dfa3e8e6cd88ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.879133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102124/publication.txt
observed d95eb8f4c9fe8483a979a96224aba023...
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.