OpenTechnical

OT-2026-000075115

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075115) never changes.

Identity and time

Publication numberOT-2026-000075115 · never reused
Internal UUID01a0ae93-f1ff-775f-854a-0e1af4496ae7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075115
StatusPUBLIC

Content hashes

Canonical text71ef5f35b3bde27018dfff85711657f4d419d8033e9d97dfd6ac44af3d19aa2d
Markdown945302de77140f9d3e649ffea3eba54c4fa3b2c8fb2e34c008e8a5ab785ff4ab
PDF
Publication page2ad9b7b0b7ba384c214473130f2e55f9afb3cf5bc27ac69cc01a0af1f5e18205
Manifest4933de949da49012108be0bc99fe7fd8f8dcf7f9fe9cc6960468f8373e1298f2

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
SignaturehPkgTcij/a1V3jzRirBtpnKcX09/8E3JWo5am1mS7KyLHYUmjH4vp2FUuYZkszvUsNOUviCmre2Rrm5lAmRjBQ==
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

2026-09-17T10:20:18.607644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115
observed 2ad9b7b0b7ba384c214473130f2e55f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.589267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/manifest.json
observed 4933de949da49012108be0bc99fe7fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.570188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/publication.md
observed 945302de77140f9d3e649ffea3eba54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.553254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/publication.txt
observed 71ef5f35b3bde27018dfff85711657f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.534307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115
observed 2ad9b7b0b7ba384c214473130f2e55f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.516484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/manifest.json
observed 4933de949da49012108be0bc99fe7fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.499329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/publication.md
observed 945302de77140f9d3e649ffea3eba54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.479897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075115/publication.txt
observed 71ef5f35b3bde27018dfff85711657f4...
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.