OpenTechnical

OT-2026-000086833

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000086833) never changes.

Identity and time

Publication numberOT-2026-000086833 · never reused
Internal UUID01a0ae9a-80a4-7fc2-9d5f-2820c66541d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086833
StatusPUBLIC

Content hashes

Canonical text2241b10c2b17f76af60e1826b3f5679941b5e1aa6748470c27877dc5114829ff
Markdowna0ddcf96fc83e0f9edbbce769220e7d91b8867254ab026a80c3d8e28ccbbd185
PDF
Publication page3c24cd584a08ccccf8cf137cb6cfa55cdb63ae95049e91b20112fb8ecd487e26
Manifeste9fc8f70791d54581df5668b5c722b7f1a1093e1acd64b501567bbabc24f5b99

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
Signatureii0IJLXHDfZhCCqTbvcoBI2btlj2U+PnTiQiJ91K5RSYdyxNdb11lazIsgkTfZwUA1LYKDz3+dZK7lMG1nC3BA==
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

2026-09-17T09:51:39.691985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086833
observed 3c24cd584a08ccccf8cf137cb6cfa55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.674585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086833/manifest.json
observed e9fc8f70791d54581df5668b5c722b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.657893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086833/publication.md
observed a0ddcf96fc83e0f9edbbce769220e7d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.638935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086833/publication.txt
observed 2241b10c2b17f76af60e1826b3f56799...
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.