OpenTechnical

OT-2026-000070787

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line 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-2026-000070787) never changes.

Identity and time

Publication numberOT-2026-000070787 · never reused
Internal UUID01a0ae91-8c2c-765b-9d58-3517e24007c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070787
StatusPUBLIC

Content hashes

Canonical text0f25e3d647b0e7e9b4b900abd2b68c2a8c0b678e0cc6c675caa7efbe136fda4f
Markdown128f5848be1043cff0e8d8c8ebb5481caf136f63d92c413dd9377e9f7845e7ee
PDF
Publication page262325d76335df86facfe4810e9fa244a8aa48e0f6782d90b30dedf0a8b8a98a
Manifest7c73fabe98ac151392cacd33b49a0849d6b8d1347aee35243b022bbf9a96ee40

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
Signature4ZnQviZqa0j0ie4zQZUmEsGFvQxMb0+WiyM42t6DitzBvLH3dEdVHwiOMWmxkP6f29sbMrBsETakubtyTtFlBA==
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

2026-09-17T10:25:29.480637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070787
observed 262325d76335df86facfe4810e9fa244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.459804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070787/manifest.json
observed 7c73fabe98ac151392cacd33b49a0849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.439069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070787/publication.md
observed 128f5848be1043cff0e8d8c8ebb5481c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.417997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070787/publication.txt
observed 0f25e3d647b0e7e9b4b900abd2b68c2a...
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.