OpenTechnical

OT-2026-000011945

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000011945) never changes.

Identity and time

Publication numberOT-2026-000011945 · never reused
Internal UUID01a0ae6d-1942-7f83-83d1-a81d40dd9074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011945
StatusPUBLIC

Content hashes

Canonical text22b9f45f7cb4d979ebab2da9946928f410103cb5014f6cc97432b29bcc71c491
Markdown6c119b1046ef88b6c3aa6dfe042d3584ac5c7379dba250138648a0748f772b73
PDF
Publication page91e4ff1e65d5ba0fc9f29e6bcc079a0bfa95651e00be271e2d15ad4ceca1018f
Manifest260aaecfe5ab9d443336cc40095734fbfa309d1961c38e6476db822425ec2e87

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
Signatureodt+nY4zAxfjflT3bn86aMlF3Xxb8a5QaD5ufUByRNDpU1gMNJmE7Ub4NXg7T8aPrlbK4bLoTTGNRX5YkfDDBw==
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

2026-09-17T12:12:47.293992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011945
observed 91e4ff1e65d5ba0fc9f29e6bcc079a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.273285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011945/manifest.json
observed 260aaecfe5ab9d443336cc40095734fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.252075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011945/publication.md
observed 6c119b1046ef88b6c3aa6dfe042d3584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.229984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011945/publication.txt
observed 22b9f45f7cb4d979ebab2da9946928f4...
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.