OpenTechnical

OT-2026-000040670

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000040670) never changes.

Identity and time

Publication numberOT-2026-000040670 · never reused
Internal UUID01a0ae79-6d0e-7a88-a58a-08be16e5f5bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040670
StatusPUBLIC

Content hashes

Canonical text4890871c643f03f2e2c73eb19632cccbfa8d5e31a94c02fa7cb1217103c0ac48
Markdown7e3a732f1fb349179e9627299bf542885381ffe57ff23ba3c4a7d163272a3430
PDF
Publication page59843d3d2a70811a005878a34fda5b0b36f3240d6474268626a3eba71977e1aa
Manifeste68387bf6ffb3a17dc61a1c9499e3e97ab58b4e00c8a3fcd3768d7ce1f89d9c4

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
SignaturewEXd6aheS1wyKII0idPn6EVh/ZRBrGFNC+ltWdctBaaFmCxPZCkfKtN2glX4Jl90Cr9NV004PYm2H/hbuQ5ACA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:51.787291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040670
observed 59843d3d2a70811a005878a34fda5b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.770538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040670/manifest.json
observed e68387bf6ffb3a17dc61a1c9499e3e97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.755132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040670/publication.md
observed 7e3a732f1fb349179e9627299bf54288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.737434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040670/publication.txt
observed 4890871c643f03f2e2c73eb19632cccb...
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.