OpenTechnical

OT-2026-000050665

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000050665) never changes.

Identity and time

Publication numberOT-2026-000050665 · never reused
Internal UUID01a0ae82-c7b0-7e14-b0f8-8386b0ff5ad3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050665
StatusPUBLIC

Content hashes

Canonical text74b95533560a66c7478c71cf54fd554b43612185c74cfc0b90d209127f8ea513
Markdown199e168b7b08052b1417bba62819fd6e99c92bacd4f0993284cb537eaa392e07
PDF
Publication pagebce6c1d1d196d595a5a517cc4c70d2187e715b9e28ddc9301a51cf55a9223cd3
Manifestab7041539dcc8d18cc65de92960c6b7e1514fd166f5b17301792d60e46192e23

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
SignatureHNU4N0dJ5YrOo1E0C1iAIUPOoPVd9lhdNq6TK1nAdvH22wxbY7CdVK5oPYKp8Gs2FWatSrzhiFiVFW+MjGxCCQ==
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

2026-09-17T10:59:22.180130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050665
observed bce6c1d1d196d595a5a517cc4c70d218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.159665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050665/manifest.json
observed ab7041539dcc8d18cc65de92960c6b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.137694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050665/publication.md
observed 199e168b7b08052b1417bba62819fd6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.118218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050665/publication.txt
observed 74b95533560a66c7478c71cf54fd554b...
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.