OpenTechnical

OT-2026-000103060

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000103060) never changes.

Identity and time

Publication numberOT-2026-000103060 · never reused
Internal UUID01a0aea4-be3d-7f72-a4ba-9667d50de650 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103060
StatusPUBLIC

Content hashes

Canonical textb3c6fea0180189f7207f84506a45010f1fdf5bebe30fa49ca9886f8e11dafac7
Markdown81604ffb2c22271d1dc908f7a0529deecb319fbf6977829b3689bb0b3d6fe493
PDF
Publication pageaa5592d0326f1bd6807e11a7f393fb84ae60ae523524944b60b1a7271867b0e8
Manifestbd5be50fd78aa826247fcd0156e877a7c6150c95bac53f0ba720e9c34f19ab7d

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
SignaturemSYFYxgrSFElzpTWJ61yIrCE8WtaIzGtEed9PeCaKxZ5c8zcAReWBm06iHNM/UjGzgcshXNGHOjs/0vttNt1Ag==
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

2026-09-17T09:23:11.127123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103060
observed aa5592d0326f1bd6807e11a7f393fb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.110937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103060/manifest.json
observed bd5be50fd78aa826247fcd0156e877a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.092334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103060/publication.md
observed 81604ffb2c22271d1dc908f7a0529dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.075117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103060/publication.txt
observed b3c6fea0180189f7207f84506a45010f...
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.