OpenTechnical

OT-2026-000095115

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095115) never changes.

Identity and time

Publication numberOT-2026-000095115 · never reused
Internal UUID01a0ae9f-8f6e-7e74-a7f9-6d31de3d44eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095115
StatusPUBLIC

Content hashes

Canonical text40619069b792036a87850eb13a788334892c94343444210e78ba23145d27d5ee
Markdown2f4efe42c7aae436ce6581ce7cf3e35e7ce2407c86e122b4cfa4e4b55abb1f1b
PDF
Publication paged714ccee0b3676a3c0e5e517f67c6acee598a531a2f1f537bbd04bb141a942a6
Manifest77eabbc532342bc13d388c78501cca6e2cc33a2c2cfce953e8006f64ba33f7f6

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
SignaturelZKQ1L11TgWZCugCMVH+HJT1fLPpaF0Sg85d5i9K1y7no3rBvtG5mwWYttPQNg8IeOMZZR2NGwThy5TOJJ3sBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:24.439675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095115
observed d714ccee0b3676a3c0e5e517f67c6ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.421967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095115/manifest.json
observed 77eabbc532342bc13d388c78501cca6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.405676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095115/publication.md
observed 2f4efe42c7aae436ce6581ce7cf3e35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.389609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095115/publication.txt
observed 40619069b792036a87850eb13a788334...
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.