OpenTechnical

OT-2026-000094191

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000094191) never changes.

Identity and time

Publication numberOT-2026-000094191 · never reused
Internal UUID01a0ae9e-92cb-7ffd-88e2-f151c04d17de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094191
StatusPUBLIC

Content hashes

Canonical text1e6c3005f93f0526445cebb43f170c72bd4ad1beb921f419f8c93a85aed4d0ac
Markdown488d036b1e53592708378f65093b72a4d122cd28f4d1aaeea82e443d63b781fe
PDF
Publication page0501578776e37fe78624ba992bb07aae58fc74a3efec566e58dc44473824cd1c
Manifest8dc3ba57cf43f046e4c9f30a4450cc1ced87929f13b3ff2eb86870d710903cb4

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
Signature4yDKQPpWcKHm+6+Vm2iIV5KbKWvH14S3aBi9vMz5sVFrYlBAbLlON24VjAivE3xvC8FJf3a3W7ssX3yk6e1xCg==
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

2026-09-17T09:38:39.604074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094191
observed 0501578776e37fe78624ba992bb07aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.586585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094191/manifest.json
observed 8dc3ba57cf43f046e4c9f30a4450cc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.570883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094191/publication.md
observed 488d036b1e53592708378f65093b72a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.552387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094191/publication.txt
observed 1e6c3005f93f0526445cebb43f170c72...
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.