OpenTechnical

OT-2026-000022360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000022360) never changes.

Identity and time

Publication numberOT-2026-000022360 · never reused
Internal UUID01a0ae6f-f4fd-75e5-adfa-d720c1342f95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022360
StatusPUBLIC

Content hashes

Canonical textfc3ed45689ba363c9d309b9cf98835fe01918577dbfcd046f8ef68efa7b58049
Markdown690b59e94a2027dabb4e08818b40ab8d64478bca737deeaacba252535cf57a7f
PDF
Publication pagee7796081d990f4e365e277c805c5d6e962e5976394604512e26fd8406cf7a6ad
Manifest6cafbc9bc0f7aae7b62814e32a3ee43f3064316908b6d5797e1a885be7aad0a9

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
SignaturegRvFHPsVpa6pQvdOHVKyG7KtuVDJS+hJrRz+r7wfitvjB1J6egASEJXqTTFM0S8rE6hUB5TcmtdvYTFir4tEAw==
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

2026-09-17T11:53:43.641645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022360
observed e7796081d990f4e365e277c805c5d6e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.623511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022360/manifest.json
observed 6cafbc9bc0f7aae7b62814e32a3ee43f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.606667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022360/publication.md
observed 690b59e94a2027dabb4e08818b40ab8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.589938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022360/publication.txt
observed fc3ed45689ba363c9d309b9cf98835fe...
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.