OpenTechnical

OT-2026-000095567

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000095567) never changes.

Identity and time

Publication numberOT-2026-000095567 · never reused
Internal UUID01a0ae9f-8f75-7334-afaf-f2d353f08737 · 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-2026-000095567
StatusPUBLIC

Content hashes

Canonical textbb80ac68645478428b65d13ff11f1ee740132b9ff98c4d59d7121f75d16e383d
Markdowne14956259dc624c384a154d376f743a5a5a4c06967b3371f820f8c2653681587
PDF
Publication page0c8f3083eda4b61035780f97b73f8d9a7cb174a99cce0cc0b8e489ac5120a80b
Manifestbcf1a4898653f41fe336374f807d5ae2701c3648e8f8fb8ce31e4a39b2af386c

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
SignatureVA1Ql4j+HvVNZZGJFjPojSUpGQKZ1A+tA00MvlFENWMLOlVViXcpVA+aWzKM9IzXxTznkpob6TJ9G8GSZdoiCA==
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

2026-09-17T09:36:59.012040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095567
observed 0c8f3083eda4b61035780f97b73f8d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.994785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095567/manifest.json
observed bcf1a4898653f41fe336374f807d5ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.977483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095567/publication.md
observed e14956259dc624c384a154d376f743a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.959926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095567/publication.txt
observed bb80ac68645478428b65d13ff11f1ee7...
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.