OpenTechnical

OT-2026-000036527

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000036527) never changes.

Identity and time

Publication numberOT-2026-000036527 · never reused
Internal UUID01a0ae77-46e6-70af-a19c-e4ab9e954b7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036527
StatusPUBLIC

Content hashes

Canonical textc72c2ec1c5fab5f1e51803ccb6a4ec75a00bc94f631d5609fd57658dd3d9d8e4
Markdowncbe060d2c1320d7707f066c987db4c382417213c6ac9e859d2f293848bd33321
PDF
Publication page6508fd9a20499cc465bdc06ba94e9a84d9dc63673369edb50329cc75d11e8d31
Manifest0bca7727b44f796494e91cc837f4405e0218944f73b3194bbaa5f7189e98b70a

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
SignatureeVfLuIXoyClf3XP6z7fYBrEuqTJaldDgqt28k0xD+cIpbiE3M4XYg3pBos8m+Yov9C0NGS2e2Qibka17SDNKCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:25:44.221551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036527
observed 6508fd9a20499cc465bdc06ba94e9a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:44.205339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036527/manifest.json
observed 0bca7727b44f796494e91cc837f4405e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:44.187327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036527/publication.md
observed cbe060d2c1320d7707f066c987db4c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:44.170518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036527/publication.txt
observed c72c2ec1c5fab5f1e51803ccb6a4ec75...
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.