OpenTechnical

OT-2026-000102669

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000102669) never changes.

Identity and time

Publication numberOT-2026-000102669 · never reused
Internal UUID01a0aea4-858b-79a3-9c18-84222c67044d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102669
StatusPUBLIC

Content hashes

Canonical text6747962b903d633cd47ffcfce55b8f0ef5bef8685be3134a2227bc9236910476
Markdowndc5b9e7800e4b300816061e55deeb9817a92a9aff00e974de295570af0a68728
PDF
Publication pageb0136b45d66273621948fbbde438fb172f3ef5e4fb6e2379f420c96ea9dbe6ee
Manifestf800d3b0708bd975ab886b25b240198939072568e82598df1b98bfe97f580085

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
Signaturejzi/HVOaYuU+HgrRAAnX+5VqUEDFsDeYdldS//KmMTtl/mbhXuiPH8AoSVSK40wzTxJz71BsA3BhlWsv9VZbAw==
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

2026-09-17T09:24:10.318392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102669
observed b0136b45d66273621948fbbde438fb17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.299198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102669/manifest.json
observed f800d3b0708bd975ab886b25b2401989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.280586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102669/publication.md
observed dc5b9e7800e4b300816061e55deeb981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.262286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102669/publication.txt
observed 6747962b903d633cd47ffcfce55b8f0e...
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.