OpenTechnical

OT-2026-000093349

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093349) never changes.

Identity and time

Publication numberOT-2026-000093349 · never reused
Internal UUID01a0ae9e-0912-7ebb-9876-cd7c5f1c0b2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093349
StatusPUBLIC

Content hashes

Canonical textba8055709c66169bc9464cf5c331b35eaeffca77cf15c8c9e99e307606b5866f
Markdown28e6f03573985c985f8babb7ed2741cf88622090e4e16ddea6f1bba2692018e9
PDF
Publication pagee6a5bdc7c6de260b96c2cab0c427df96a1d496bae8607b90a300f6464b969ea7
Manifest17bfe5faf30d7e00a468173c6477d85a2c04428d8056c30e77e1e99c317567cc

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
SignatureXMs71J6e6Ewu2nVimFAiDB1pRd+7PqqgErYz2k3buWyicj7wIzIuOxsyPIxybbm1ni2wn0lcSXdpo+9y1FbWBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:44.254236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093349
observed e6a5bdc7c6de260b96c2cab0c427df96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.236493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093349/manifest.json
observed 17bfe5faf30d7e00a468173c6477d85a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.216969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093349/publication.md
observed 28e6f03573985c985f8babb7ed2741cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.200277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093349/publication.txt
observed ba8055709c66169bc9464cf5c331b35e...
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.