OpenTechnical

OT-2026-000051359

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051359) never changes.

Identity and time

Publication numberOT-2026-000051359 · never reused
Internal UUID01a0ae83-2741-7d70-a486-631621478220 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051359
StatusPUBLIC

Content hashes

Canonical text139b9b33da24db0ea7f84eaaed3fca12747d1b75ceedf87b283dd1bfe7ecb479
Markdownaad4f891fe7526c428f77e88100509b5c32eeeccf7e0cae959b6707404e3719f
PDF
Publication page27beec1c9d33f0c0e0d75829923bcd750ec9fc108912394a00ee37eb473b9c60
Manifestad653a926ba4393ca3f3e048a8c37ec1eb873779c66eec98b23d9a06b6afa903

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
SignatureX7thZI0wU3rLYAIVStk1JLrO1+qSBBD0T2E70r/ZtGnNvQXrZBKDSQuDpHR7vTsXyv+gOnNIQ7GTPz4pMBMGCQ==
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

2026-09-17T10:59:14.902391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051359
observed 27beec1c9d33f0c0e0d75829923bcd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.884864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051359/manifest.json
observed ad653a926ba4393ca3f3e048a8c37ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.868057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051359/publication.md
observed aad4f891fe7526c428f77e88100509b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.850446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051359/publication.txt
observed 139b9b33da24db0ea7f84eaaed3fca12...
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.