OpenTechnical

OT-2026-000009076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, pulsed 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-2026-000009076) never changes.

Identity and time

Publication numberOT-2026-000009076 · never reused
Internal UUID01a0ae6b-31b8-7dca-ba09-10f952710513 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009076
StatusPUBLIC

Content hashes

Canonical text5f42aa87ca1246b864eefb61cd438b952bedadc3eaa2baf8d938bc65bf83e2a9
Markdown82b8ad14119ca2de382c924410f344630bb1f5094ef1f8229e0d701692da2cc5
PDF
Publication page18d5671aa128c3ac588b4823b6313cd0dd2990bc5ca2a87a07f7b34b23d15472
Manifestb2adc2d14bee5160dfdf4ed39c6cf774dc833534bf02c001bd835b01a0f60f75

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
SignaturepTXjvviyTV+SdXd852QLlb0yFLXlEukLOS3GlQEk3FnyDzSQp8GG01woYCWSTgoHIOpCapZAPvLejB10QWI2CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:44.564370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009076
observed 18d5671aa128c3ac588b4823b6313cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.544083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009076/manifest.json
observed b2adc2d14bee5160dfdf4ed39c6cf774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.524448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009076/publication.md
observed 82b8ad14119ca2de382c924410f34463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.504826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009076/publication.txt
observed 5f42aa87ca1246b864eefb61cd438b95...
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.