OpenTechnical

OT-2026-000023465

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000023465) never changes.

Identity and time

Publication numberOT-2026-000023465 · never reused
Internal UUID01a0ae70-7269-7ef3-8cb5-0edda250e475 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023465
StatusPUBLIC

Content hashes

Canonical texte96aad34cd90faacd7bf3941b7ee5dbf1f60d740fccdb6b3e6c2489842a6448f
Markdownd306597af12ef5edfd626fe5c195a2898ca4af7bc4a356688da91c68baeac280
PDF
Publication page7d753f7c319928fe67fc57db9ddf3c16c263eb9e85e86123e2b5b32fa7a13758
Manifestdb1da0f15f1864f346de139f0171ffb09820d1e2622fd64fcf6955181eee953f

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
Signaturee7e0wjPQL47r/Tn1CunR6Ah4XQzSBPVboB5P/xSFMypiTFbeBjlslCiVvvZ5gjTy42IO9OiQXK0wDs+z192SDg==
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

2026-09-17T11:51:41.176866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023465
observed 7d753f7c319928fe67fc57db9ddf3c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.158097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023465/manifest.json
observed db1da0f15f1864f346de139f0171ffb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.139745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023465/publication.md
observed d306597af12ef5edfd626fe5c195a289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.122239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023465/publication.txt
observed e96aad34cd90faacd7bf3941b7ee5dbf...
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.