OpenTechnical

OT-2026-000012068

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000012068) never changes.

Identity and time

Publication numberOT-2026-000012068 · never reused
Internal UUID01a0ae6d-1943-72c3-8e37-e23150b9ad2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012068
StatusPUBLIC

Content hashes

Canonical text099398c128f89dc20d6a7977d67282f30d6c999c1009e012ed92e0bb62de4a00
Markdown6757537b059ae6638bc50936f1b66cc1997edb353f0eb2a5c6f60878c0c2a0bd
PDF
Publication page7199a75c1310570d3fde1a2376e21592db853287d07a17393f8e81318bbb5a3e
Manifest44c1df1d20d1f9253f322a0c280cc2a8739a84068cb30f77e15aeca167bc2414

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
Signature+y02WQ8P3pvve0vMAkgHbKaenHOIeQYi/N1wvZATwHyAtXI5H0kFEx70TicCbdT4klUH0P2dTWFpuKeaEe3lDA==
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

2026-09-17T12:12:57.157843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012068
observed 7199a75c1310570d3fde1a2376e21592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:57.135291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012068/manifest.json
observed 44c1df1d20d1f9253f322a0c280cc2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:57.114212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012068/publication.md
observed 6757537b059ae6638bc50936f1b66cc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:57.092643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012068/publication.txt
observed 099398c128f89dc20d6a7977d67282f3...
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.