OpenTechnical

OT-2026-000037493

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000037493) never changes.

Identity and time

Publication numberOT-2026-000037493 · never reused
Internal UUID01a0ae77-b8ce-7503-b218-1b7406ddc188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037493
StatusPUBLIC

Content hashes

Canonical text0e8e5ffd3038f9d95d233ca21b6efb6f5cca84585429a624e1c099c10e4e8c11
Markdown8569bf2e747b282384cdc0b9103dfa8be0bdd2561e0580e08117b1546d522a16
PDF
Publication pagef069dff4f89c8415ecccb6dea485f5fce9435e991fefcd9cbce1d51747f558dd
Manifesta9066d3e8573161dcaedb2be80e473b22fa664be8141dd2a1ffbe6b428a218a1

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
SignatureVyC1m902h7Yi26aWcpL9M8xjc6VOr0qf/H0Lug9+tsycdvHuSoPeC4Nk0yblMYysQzoZ2e10YWpLR0N54gI4Bg==
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

2026-09-17T11:23:56.386685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037493
observed f069dff4f89c8415ecccb6dea485f5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.368874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037493/manifest.json
observed a9066d3e8573161dcaedb2be80e473b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.352408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037493/publication.md
observed 8569bf2e747b282384cdc0b9103dfa8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.334832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037493/publication.txt
observed 0e8e5ffd3038f9d95d233ca21b6efb6f...
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.