OpenTechnical

OT-2026-000092712

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000092712) never changes.

Identity and time

Publication numberOT-2026-000092712 · never reused
Internal UUID01a0ae9d-b5ff-7824-b4d3-aacf26f6ffb0 · 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-2026-000092712
StatusPUBLIC

Content hashes

Canonical text60f925d307b867f34d90e23b4fe93d87ebda501c722b37ccaefcb5c58159102c
Markdown4942d29c1cdf7eaa40911d7ed11f06e918cb8e39cbaf8c3b33cfa851af0c8310
PDF
Publication page79d7ffb3c561f1e59504ebe2723941f22807213d40deec20f48c0c8808a5f5ec
Manifest4fb495c9c495b341ae8833482392cc77558181abf856930a777808e35c1cb5c8

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
SignaturetM4IMkvn8KJpK2KqXStpGx1vPzevjSTTw/+VWNKA40GGp8OlXxPRVK828BF6i9i1sBZbptdbCTe2tednzdNIAw==
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

2026-09-17T09:41:20.076245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092712
observed 79d7ffb3c561f1e59504ebe2723941f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.058153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092712/manifest.json
observed 4fb495c9c495b341ae8833482392cc77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.040609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092712/publication.md
observed 4942d29c1cdf7eaa40911d7ed11f06e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.021575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092712/publication.txt
observed 60f925d307b867f34d90e23b4fe93d87...
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.