OpenTechnical

OT-2026-000081245

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, sustained 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-2026-000081245) never changes.

Identity and time

Publication numberOT-2026-000081245 · never reused
Internal UUID01a0ae96-f374-74bb-a96f-06b06d6dbebc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081245
StatusPUBLIC

Content hashes

Canonical text03004332a7efd1aa72be51b332cd52b513cb9259d146516c45f96be2313b9a33
Markdowncd9eaa2aa5c67395befbce4b91eb76de4df7962c485426eb294a79c84291fc84
PDF
Publication pageae1a4a8e49e8d25f05d66cf2c190b2d5153a76c7a2f185fc98385b5ffe43d02e
Manifest915204e033a3e93460011fef752e3ce654df760d0c98a5b597c9c505f1091d72

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
SignatureIuOmyLdTGNEQM/ApPYJ5Ka7HvERjXk5dXkHn0wTxQQkseV9ivk31iov5owuDX0nxbETjDWpXPeiaSkksu2KhBA==
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

2026-09-17T10:01:20.143148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081245
observed ae1a4a8e49e8d25f05d66cf2c190b2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:20.119886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081245/manifest.json
observed 915204e033a3e93460011fef752e3ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:20.101127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081245/publication.md
observed cd9eaa2aa5c67395befbce4b91eb76de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:20.082089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081245/publication.txt
observed 03004332a7efd1aa72be51b332cd52b5...
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.