OpenTechnical

OT-2026-000045111

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000045111) never changes.

Identity and time

Publication numberOT-2026-000045111 · never reused
Internal UUID01a0ae7c-f768-7541-8a7b-ef7216d17453 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045111
StatusPUBLIC

Content hashes

Canonical text85c30f322020996fb775ef481d4e4e316af0b47dc512590ddf8d7e9ebdf9c4bc
Markdown32e54885cabdb47be1a444196bba708114c036c58b2210dbbd1942671aa58435
PDF
Publication page2aba38188a0a8afe20545fc53d121fb570d5e0a8661b1b95b487eb375df81deb
Manifestfa26dfa879bebcae9a39c6613cc0257d9a5951377d00c1b58576e821c3468272

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
SignatureUQqi4VqMXAUYlSccHh3idlRQCha+0N5S9ATRLs2UZDDERpQYSZcj9QMH8j9Hxmp3gKfLZjo7/7uYuAP2UbwRBg==
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

2026-09-17T11:10:15.116344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045111
observed 2aba38188a0a8afe20545fc53d121fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.096668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045111/manifest.json
observed fa26dfa879bebcae9a39c6613cc0257d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.079128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045111/publication.md
observed 32e54885cabdb47be1a444196bba7081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.060175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045111/publication.txt
observed 85c30f322020996fb775ef481d4e4e31...
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.