OpenTechnical

OT-2026-000034871

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, 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-2026-000034871) never changes.

Identity and time

Publication numberOT-2026-000034871 · never reused
Internal UUID01a0ae76-1ed3-7458-9f81-d74f5ef19c46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034871
StatusPUBLIC

Content hashes

Canonical text64e6bd751842ae23902fe6548864a156bace96bc39f89a36085f16f1b7780f7c
Markdownfbbc31b297cb8e2f3b63141be4001055e02369a58574438427e55d57ece9c483
PDF
Publication page23f704c2f67beb0cb0788406eaf107c93c18f60ab21f825097fd9b77fe6b9b61
Manifestc51a7a84080314348d1b1499cc02f7b661ca70628a5f61f37a72fdeb99115f16

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
SignatureNG9eemWu34oC7+/xVYlK8wnTHwbmLDbWaoPEPSW0Bwlw/QjQ5o3VWGYzmWR0OYBnt+0UF8rL2bJBfW38uVgKAA==
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

2026-09-17T11:30:31.452629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871
observed 23f704c2f67beb0cb0788406eaf107c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.435639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/manifest.json
observed c51a7a84080314348d1b1499cc02f7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.417654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/publication.md
observed fbbc31b297cb8e2f3b63141be4001055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.398753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/publication.txt
observed 64e6bd751842ae23902fe6548864a156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.313680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871
observed 23f704c2f67beb0cb0788406eaf107c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.294055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/manifest.json
observed c51a7a84080314348d1b1499cc02f7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.273661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/publication.md
observed fbbc31b297cb8e2f3b63141be4001055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.254881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034871/publication.txt
observed 64e6bd751842ae23902fe6548864a156...
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.