OpenTechnical

OT-2026-000097187

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000097187) never changes.

Identity and time

Publication numberOT-2026-000097187 · never reused
Internal UUID01a0aea1-01ca-7090-b756-322cc45a7a2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097187
StatusPUBLIC

Content hashes

Canonical text9b8853818f8c1b03cbbf097472669a62d9fa4f09aee98249f3ba44bbc0a73629
Markdown3a6ad75b6385fb4e761859ac13eb8c734d7b02000fd59ef0022b2b11d0940733
PDF
Publication pagedba2051976ebf7a2c574e3bbaf2fb13b2f102ac803a6af2114ea53cde6edf596
Manifest5c0c6c88878564c81cc6285b4da2d9b9f2753e3193bed5e5ee65a5fade2971b4

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
SignatureNQhU1uJZclaF+AaPNn2f324sRaWReWg2da+LzBP2g39VQ7+0D+MmD1AqhFyXZc+O0s/16pjT89GwzBYkKukcCw==
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

2026-09-17T09:11:03.906913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097187
observed dba2051976ebf7a2c574e3bbaf2fb13b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.889706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097187/manifest.json
observed 5c0c6c88878564c81cc6285b4da2d9b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.870869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097187/publication.md
observed 3a6ad75b6385fb4e761859ac13eb8c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.852921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097187/publication.txt
observed 9b8853818f8c1b03cbbf097472669a62...
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.