OpenTechnical

OT-2026-000095665

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000095665) never changes.

Identity and time

Publication numberOT-2026-000095665 · never reused
Internal UUID01a0ae9f-fac4-7b87-94e7-123745936db6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095665
StatusPUBLIC

Content hashes

Canonical text7661b7d79de4937841d71a53ce7aa093b320e2e5aeaee06f492a5a71de15632f
Markdown8869a8a1ad7fdc8719ce47bbc4ea6f5d1059abb4fa0a986d6e2768a0da1ce228
PDF
Publication page27f4a9bf227b7323eb700fc6b8bc277a0892a451a9ff3df2649044e48488d824
Manifest7ea04a91f242bcefe738b31889b0761eccdf1158d8b4c4195365140c892cd576

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
Signaturew35M5Yx5OSsMTbtzXJ+MrT2JJYKF/GQ6Inu9ec7h90atLgI1HCCEdHdPnpa+VrGxa4/OKvJiBCPG9f4FRA74BQ==
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

2026-09-17T09:35:08.237728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095665
observed 27f4a9bf227b7323eb700fc6b8bc277a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.219707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095665/manifest.json
observed 7ea04a91f242bcefe738b31889b0761e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.201796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095665/publication.md
observed 8869a8a1ad7fdc8719ce47bbc4ea6f5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.180668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095665/publication.txt
observed 7661b7d79de4937841d71a53ce7aa093...
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.