OpenTechnical

OT-2026-000093348

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093348) never changes.

Identity and time

Publication numberOT-2026-000093348 · never reused
Internal UUID01a0ae9e-0912-7a73-9406-e7b2ee3ca8d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093348
StatusPUBLIC

Content hashes

Canonical textbd5e782f8792397330fda5d9c7fe08947b2e9297be16e5ba3cc675dc523045f3
Markdownd9a97b27fdb2105a56f3da84a480e8b29cf1d5f26ef642ba0830d20333fb9a3e
PDF
Publication page14f9204cec8b1618e7360afb51aeb6a83fc0dbe94c30f638d6ec5edaf8c692a8
Manifest186c1ba05f7810af8d9bff9256d2dbd463b2c0f4c9226e84b4aef5410792a159

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
SignaturemCTeMbsaLKc9CEId7sFOiu2jOoLxC1UuHcM0SwEAJWE7m7q1N4Tpb1QJRTN5lThWX56hO6JCh8tIDWMDmkFTCw==
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

2026-09-17T09:40:44.179868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093348
observed 14f9204cec8b1618e7360afb51aeb6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.160875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093348/manifest.json
observed 186c1ba05f7810af8d9bff9256d2dbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.142720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093348/publication.md
observed d9a97b27fdb2105a56f3da84a480e8b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.125722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093348/publication.txt
observed bd5e782f8792397330fda5d9c7fe0894...
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.