OpenTechnical

OT-2026-000071934

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000071934) never changes.

Identity and time

Publication numberOT-2026-000071934 · never reused
Internal UUID01a0ae92-47c0-7b25-ae6c-e1349e49451c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071934
StatusPUBLIC

Content hashes

Canonical text2de606f766b7a0844ae56ccc7c94d2e0afde7c242b37c5223b19a620bfe40fc4
Markdown9afa2f295d57e4d3755eb13a0de25393b4c6bf2dae0b456a8fe05d2bb1c762d0
PDF
Publication page83bae4a3c7567c8751056e4eab9d671ada651421aa801e277ce7a3416fa850ac
Manifest62bc8590f402e3ac6dc960010fb3e393a06e9ece6299bf8a105ce3a3d5104cf5

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
SignatureLwZvK3w1ODv3D1Ywae3oC8z2HD6BWZxGdQJfESY3VhKwIiwXtCweaqLF2U/NCd8wEowZ4YM3qwgzix2JcaSiCg==
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

2026-09-17T10:22:57.934774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071934
observed 83bae4a3c7567c8751056e4eab9d671a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.918606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071934/manifest.json
observed 62bc8590f402e3ac6dc960010fb3e393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.899187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071934/publication.md
observed 9afa2f295d57e4d3755eb13a0de25393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.881199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071934/publication.txt
observed 2de606f766b7a0844ae56ccc7c94d2e0...
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.