OpenTechnical

OT-2026-000099405

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000099405) never changes.

Identity and time

Publication numberOT-2026-000099405 · never reused
Internal UUID01a0aea2-c973-7b6e-a41c-48297c99efca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099405
StatusPUBLIC

Content hashes

Canonical text958c868ad484ab2ac19bed04b32312f66cf956f4d65297ed24f032a95020eddc
Markdownc7319ff236515d678b2eaed7a8ed7a2afe6acfce87aba943073849c59cba3440
PDF
Publication page8f7d7b6bd2b35536a6b7e9b7ffa20a97442a2fbb2f65da6c3a8383baf406bc0d
Manifest1be730ece022f39d58eeecbc9f035cd4e21ad7ff7a44eaf4cf692bf9ba9b4be9

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
SignaturertU2sb3pi5ZE8HzCYmWc36QCDhjANd0DJIOoUdENHoaXHCTlBw12vzCQW8NGDU893yt3dW7C682tgucUMyIICw==
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

2026-09-17T09:29:10.320910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099405
observed 8f7d7b6bd2b35536a6b7e9b7ffa20a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.301936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099405/manifest.json
observed 1be730ece022f39d58eeecbc9f035cd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.282573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099405/publication.md
observed c7319ff236515d678b2eaed7a8ed7a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.265473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099405/publication.txt
observed 958c868ad484ab2ac19bed04b32312f6...
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.