OpenTechnical

OT-2026-000090185

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000090185) never changes.

Identity and time

Publication numberOT-2026-000090185 · never reused
Internal UUID01a0ae9c-428f-7ffc-bcec-37d336b24bbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090185
StatusPUBLIC

Content hashes

Canonical textbe0f1f68114379fc309ca5568ee1a316b3d3dd8b0f973ae4fc527fe4fd0fb7ff
Markdown347fbf25d32f80970ab0f36884f43440c54b467fac0b8261d8c433f565fcce7f
PDF
Publication page80b4208712551f60bec2c295cb3063dd4bbc78304b6cea5d33e217ab80b198bf
Manifestaffcd2492e6f5e8aa5c788c14937ef203868ed42ee4cbfc28323cdea3c6c3cef

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
Signature6aZtBM9p/FlRMlmTdmQmb5J18cO65/TkZNPZhoiQhF7lDOgtivttNXFy1rwMq0g4vGqw7VCjWN5qzRrvLcNZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:46:15.180901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090185
observed 80b4208712551f60bec2c295cb3063dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:15.163281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090185/manifest.json
observed affcd2492e6f5e8aa5c788c14937ef20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:15.145361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090185/publication.md
observed 347fbf25d32f80970ab0f36884f43440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:15.127119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090185/publication.txt
observed be0f1f68114379fc309ca5568ee1a316...
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.