OpenTechnical

OT-2026-000092447

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained 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-2026-000092447) never changes.

Identity and time

Publication numberOT-2026-000092447 · never reused
Internal UUID01a0ae9d-b5fc-72dd-b6e3-c887eb4ef2a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092447
StatusPUBLIC

Content hashes

Canonical text6fd8f1579e501e30112095b03d4511429c8308636b7b9b5984c94c5fd443644e
Markdown1b311e2d0efa976bde3a7e7a5c6f7a4cf3cf5183ba25dcc81918997df9573945
PDF
Publication page5561aa851b96a18352ece724317b2f47b65c3cff405a3a4fd213e7104f3c1234
Manifest70a556f19171909cccd2af6aa5dc54c6bf7b09f1e37efeb9c4238ee4c59421f8

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
SignatureBnfM4j03R9cy/ePylqnS2cEikyPly23Tkqec7Pt6a6yYKDoIWm4FCe/DzhHsEZUxktuhJZbPx+whziC/FRioCw==
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

2026-09-17T09:41:00.365660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092447
observed 5561aa851b96a18352ece724317b2f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.348864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092447/manifest.json
observed 70a556f19171909cccd2af6aa5dc54c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.331140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092447/publication.md
observed 1b311e2d0efa976bde3a7e7a5c6f7a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.314705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092447/publication.txt
observed 6fd8f1579e501e30112095b03d451142...
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.