OpenTechnical

OT-2026-000012660

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000012660) never changes.

Identity and time

Publication numberOT-2026-000012660 · never reused
Internal UUID01a0ae6d-5562-7d30-9fb6-440568718b58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012660
StatusPUBLIC

Content hashes

Canonical text4ae377cebdcf13496986df6333fd408762a80e99c7161be7eec98c5b46be8b5c
Markdownb90519c4952d0adb34040b65a695a87f852d9e22d3a0c1b22ee35e27639a3afa
PDF
Publication pagee12a809997bec57cf53827e8d7a54be6fa7f8aaf6c5bdab75ff0fb1a61d0c9fe
Manifestd35e83e24b3806f70d64150d53d2123d71eb70ca3e91bd4f000f27f1e17991b2

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
SignaturekxKamjuidUohYe7097Vv1W6TkdKjKp5um8nS36wAtFl6Fj3QsNKXJgWXIur9tHiqxB9eJs8gxPu8vWp6+VInDg==
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

2026-09-17T12:10:10.162139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012660
observed e12a809997bec57cf53827e8d7a54be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.145093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012660/manifest.json
observed d35e83e24b3806f70d64150d53d2123d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.126333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012660/publication.md
observed b90519c4952d0adb34040b65a695a87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.108729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012660/publication.txt
observed 4ae377cebdcf13496986df6333fd4087...
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.