OpenTechnical

OT-2026-000023351

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000023351) never changes.

Identity and time

Publication numberOT-2026-000023351 · never reused
Internal UUID01a0ae70-7268-7c6f-ac80-0b9da9aa035d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023351
StatusPUBLIC

Content hashes

Canonical text29b5caf65e15911cd16710663d0728a8a48105ba9fe33553af7fe61ddb547192
Markdown565ea0b70e0bf49155f522618cde48ea97ac68b4d30c03b8baf989f750cc13a8
PDF
Publication page263c4ac03c0279f9be7795d9493069a9c217a5fc115be129ba0ea0c9f9f44b32
Manifest60053aa747ec8102b1ef2067f1f7f95fff700dffd6dd3b41474dd9ae9ed5b3b5

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
SignaturegLE5JwxKmHZGK9O/lzfqITtjn+ljnp0dwdNa/TbDwLTzusrEB0tDN3igXYxQ+kRJy42IYYhSQXC08iWnCbQOBg==
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

2026-09-17T11:51:26.701424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023351
observed 263c4ac03c0279f9be7795d9493069a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.682231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023351/manifest.json
observed 60053aa747ec8102b1ef2067f1f7f95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.664015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023351/publication.md
observed 565ea0b70e0bf49155f522618cde48ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.647908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023351/publication.txt
observed 29b5caf65e15911cd16710663d0728a8...
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.