OpenTechnical

OT-2026-000019700

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000019700) never changes.

Identity and time

Publication numberOT-2026-000019700 · never reused
Internal UUID01a0ae6f-1fb3-7fb3-b486-2d120607fd90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019700
StatusPUBLIC

Content hashes

Canonical text243659f2afbb57139be0794f5da897e2b6ba3940ffde568903e989775cbb9582
Markdowne62ccfb55c61db1bd0482d36e59d4ebb2df216a48fc1c217914baa4ca4d245be
PDF
Publication page94e8123041efec72de662e11ecda44af958f28f93f356a41c96c34ed698bb99f
Manifestd94625601c7fb079a4b19074ef48875a6782ae4b8e65fe679f8a18fbf000907f

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
SignaturecOMWUzKZGSCT7aONiZI5DahDFLgPtBkjht6DGnDXyTeniVHfhM3/zYa58T7vgdNAKeko3jQCzXekUuuCUQ6JDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:57:47.035079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019700
observed 94e8123041efec72de662e11ecda44af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:47.016834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019700/manifest.json
observed d94625601c7fb079a4b19074ef48875a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:46.996584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019700/publication.md
observed e62ccfb55c61db1bd0482d36e59d4ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:46.978832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019700/publication.txt
observed 243659f2afbb57139be0794f5da897e2...
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.