OpenTechnical

OT-2026-000036081

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036081) never changes.

Identity and time

Publication numberOT-2026-000036081 · never reused
Internal UUID01a0ae77-01cd-74b0-8eb9-d325501255ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036081
StatusPUBLIC

Content hashes

Canonical text3fcee9052452f80020353d00ba17afe66c792adbdac6808ab36d3ad27cc1fd5f
Markdownad2be65ab94bf708d0d55e99dfa4d90a3ba9aaa14e9132cc6fc4f02fa0e024bb
PDF
Publication page02487538baccd2a8d72dfd5213475940d9c14d7129ce558cbb8bcf176da1529b
Manifestccb47ff4152fc71b0e416ab55f075b2e84eed857a51d7a4aca1f14d38b1a8e20

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
SignatureGJW+n7BX2ESPgHtz8X+9lpGJMPyvc6cZT9RkUd63t+n2eV54h6QZPzL71J1HK224jzO0A6FL0lcl0BSB8B6TDw==
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

2026-09-17T11:26:16.205177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036081
observed 02487538baccd2a8d72dfd5213475940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:16.187524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036081/manifest.json
observed ccb47ff4152fc71b0e416ab55f075b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:16.168341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036081/publication.md
observed ad2be65ab94bf708d0d55e99dfa4d90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:16.151067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036081/publication.txt
observed 3fcee9052452f80020353d00ba17afe6...
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.