OpenTechnical

OT-2026-000047350

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000047350) never changes.

Identity and time

Publication numberOT-2026-000047350 · never reused
Internal UUID01a0ae7f-3e57-7d83-a96f-293486f6cdb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047350
StatusPUBLIC

Content hashes

Canonical texte27c36dc1cacc803204921843cdf9a4ae4a6a53ffe1c74a0be5eba78d2254126
Markdown943c5d3ce35ba4516705f97e212cf7055f51cf6227629f8f08e6afa7a65c3135
PDF
Publication page7d892ec29ae43717e9e6a017242725812c0976523f9c6898884a9883fb84c0d0
Manifesta12bcf2be531cdb483aae00ed1eb9b21f4a9826d0b661571382f297ec9155df6

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
SignaturehOom63DWc0zxz2obZqs7UA/5JjJErVuP8zh4KvbMnxhJRzt2iR5ncEnsxJP5ZPJKFQnoe2+DId/PmrRzYf9WDA==
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

2026-09-17T11:06:20.703188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047350
observed 7d892ec29ae43717e9e6a01724272581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.684817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047350/manifest.json
observed a12bcf2be531cdb483aae00ed1eb9b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.666065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047350/publication.md
observed 943c5d3ce35ba4516705f97e212cf705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.647668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047350/publication.txt
observed e27c36dc1cacc803204921843cdf9a4a...
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.