OpenTechnical

OT-2026-000035478

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000035478) never changes.

Identity and time

Publication numberOT-2026-000035478 · never reused
Internal UUID01a0ae76-b4c4-7e70-9e83-38f8e1e930b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035478
StatusPUBLIC

Content hashes

Canonical text2fc8de4184130ac54ed35dc4723c466493f2c932075f50e6b672df975dd1b847
Markdown1b9af39877021767829c84d3f101940b392e9c41f2cd63be6607eff482d9f52c
PDF
Publication page10c5f790278afa1918e86acc1c1877a541f4592840981ae3228978d91d3d63c6
Manifestfd79d33b99386b29a4d3f9f79f20ca8b7b60216c2c5d12fc7fb8d0fb44026b57

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
SignatureoG122OtwMdSidWROxNmureiVEK8gOnMdDNe5g97LCqJWKrxRJfAa2vDDH36xzH29pQ++TDa13Uy7Zel90xdlAw==
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

2026-09-17T11:26:53.330101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035478
observed 10c5f790278afa1918e86acc1c1877a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.312797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035478/manifest.json
observed fd79d33b99386b29a4d3f9f79f20ca8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.294583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035478/publication.md
observed 1b9af39877021767829c84d3f101940b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.278203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035478/publication.txt
observed 2fc8de4184130ac54ed35dc4723c4664...
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.