OpenTechnical

OT-2026-000073761

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073761) never changes.

Identity and time

Publication numberOT-2026-000073761 · never reused
Internal UUID01a0ae93-2b8d-7d7d-8d57-b3dba1cf92f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073761
StatusPUBLIC

Content hashes

Canonical textce4934c810fa6d7d654c0d5a625b6e859268b948bff9d965a985299ce98ebff1
Markdown0826170080decd9aacb07b520caa7890ce45b4b843877a770396a0fc2038dd01
PDF
Publication page0351c8975b6b218b8b46df666d533e5f567fee50f48a2a6b14ae3088e87dd37a
Manifest38110d55320ca76ebf81cb0989c0b35b64ca73ee6db73290bff39b7629955240

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
SignatureEUu7yWuaE4MJESPZPxjkQPIP0hhtBazKjf+J2KTKObCYG4E5ApfKxhq5MKgXGBwmXJkP8WOIqk5JQGoV/wH3Aw==
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

2026-09-17T10:19:51.267002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073761
observed 0351c8975b6b218b8b46df666d533e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.248809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073761/manifest.json
observed 38110d55320ca76ebf81cb0989c0b35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.230669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073761/publication.md
observed 0826170080decd9aacb07b520caa7890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:51.210630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073761/publication.txt
observed ce4934c810fa6d7d654c0d5a625b6e85...
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.