OpenTechnical

OT-2026-000030484

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000030484) never changes.

Identity and time

Publication numberOT-2026-000030484 · never reused
Internal UUID01a0ae73-e504-7856-ba2a-c8a2237c660f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030484
StatusPUBLIC

Content hashes

Canonical texte3bad7afc1df3170d84b2102ca74b03680eadeb3ab97f020435de1f208073b26
Markdowna57581ecafbead56d1b78f7187978e29dfa5f0ce3da87f53e38e7f2e95493d16
PDF
Publication page4bdf9d6dc600112c0e3b5d4aa9be7f543b8fe2cc10507f1401bc10bb6c922324
Manifeste69a3f823c86dcae08e900c215c5929b36b7e608eb01f3d47369b6a135cf1e03

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
SignatureEMDxrCs8QZxWLFOY6ojLYzMD4X+vwtmrShwzR4LIFVygY4KAqtkM5ZW7K/Gw2vZDpfwlfaBkmF4Djae4JPhcDA==
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

2026-09-17T11:38:20.047506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030484
observed 4bdf9d6dc600112c0e3b5d4aa9be7f54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:20.029980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030484/manifest.json
observed e69a3f823c86dcae08e900c215c5929b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:20.009931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030484/publication.md
observed a57581ecafbead56d1b78f7187978e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:19.990703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030484/publication.txt
observed e3bad7afc1df3170d84b2102ca74b036...
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.