OpenTechnical

OT-2026-000094049

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000094049) never changes.

Identity and time

Publication numberOT-2026-000094049 · never reused
Internal UUID01a0ae9e-92c9-7dfc-a4df-bfca6d9e6e78 · 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-2026-000094049
StatusPUBLIC

Content hashes

Canonical text753867834a429b9a79feb96aba11a219a940c2701940fe37e1bfed743083ecb7
Markdown999d868db4415d0582d9e559d943e39edbde98b63bd67b0d13fcf2518b61c9d9
PDF
Publication page5a1e28783622ac6a0321962c87091c1ca3265449e663409230fca24d91e41ff0
Manifest88fa8c56ce5bd62bb20c1d81236d5edbfccc6d07866df9bd973f11475168f97d

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
SignatureXHS4SIuJTkeyZx+Xto9lzuEfoiaVzM5e31HGsBvOu4vLGeUxN3gOlKgbtaUd9vIrOUMg42M00Eb/a1zoVC4JBg==
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

2026-09-17T09:38:28.118917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094049
observed 5a1e28783622ac6a0321962c87091c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:28.102188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094049/manifest.json
observed 88fa8c56ce5bd62bb20c1d81236d5edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:28.083733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094049/publication.md
observed 999d868db4415d0582d9e559d943e39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:28.066416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094049/publication.txt
observed 753867834a429b9a79feb96aba11a219...
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.