OpenTechnical

OT-2026-000038045

Publication integrity record

Three cup vacuum gripper, three 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-2026-000038045) never changes.

Identity and time

Publication numberOT-2026-000038045 · never reused
Internal UUID01a0ae77-f88b-717b-88ca-e41124659d0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038045
StatusPUBLIC

Content hashes

Canonical text5468a4067fa8cd928c779856af9a3844f0110e8d7b91d308290c90ccca78609d
Markdown3c0266ab28f02df3ed4499287531163fdc10acb99f7a8044be26673d1da59136
PDF
Publication pagefcdb59b7fc4aefa1557704d830a5222953abce9c08cd56082a0c83eb1c118a1e
Manifestbcdeefdc66ec951185e24a39756f9c40289514948a865859326459dd4e0279a6

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
SignatureZMmP+0SGVbn456uKuJKBW6TVvkJKC/DUzX1ZqGqjRi+SlXShxOobJ3it8HjM1Wc5hiPaFUrcMI0MCUXNq3g2Ag==
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

2026-09-17T11:23:21.652529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038045
observed fcdb59b7fc4aefa1557704d830a52229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.632158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038045/manifest.json
observed bcdeefdc66ec951185e24a39756f9c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.613524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038045/publication.md
observed 3c0266ab28f02df3ed4499287531163f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.595818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038045/publication.txt
observed 5468a4067fa8cd928c779856af9a3844...
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.