OpenTechnical

OT-2026-000078399

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000078399) never changes.

Identity and time

Publication numberOT-2026-000078399 · never reused
Internal UUID01a0ae95-7c28-7dbe-a8fd-495a8552c50d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078399
StatusPUBLIC

Content hashes

Canonical textefd5cb6d18313d86a5c8da178f5415a3fd1faae86cd2aa6323462aca471cbe8d
Markdown2a7a50f357571888e55b28b31cfc7f34372decac5424c3edad5aae6626df35fb
PDF
Publication page0f161857aea339754ccbcb860d078ef56466f98b7055bba3b278ec690dfad2c3
Manifest0ff0c45da5552159bac7fd7f3992a2bb3451664e8080a05293e941952bdf5317

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
SignaturegjRAX5L1xenRpLkEjfms+Q/IlEtiXVvXbc1+ddgquokupfxuk8fx4xRLh1FR76mxp9iKg48+HdeKDIdZbLTvAQ==
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

2026-09-17T10:06:23.400345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078399
observed 0f161857aea339754ccbcb860d078ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.379405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078399/manifest.json
observed 0ff0c45da5552159bac7fd7f3992a2bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.347166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078399/publication.md
observed 2a7a50f357571888e55b28b31cfc7f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.265087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078399/publication.txt
observed efd5cb6d18313d86a5c8da178f5415a3...
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.