OpenTechnical

OT-2026-000092571

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000092571) never changes.

Identity and time

Publication numberOT-2026-000092571 · never reused
Internal UUID01a0ae9d-b5fe-7ad2-bdfc-90b5011220b0 · 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-2026-000092571
StatusPUBLIC

Content hashes

Canonical text8992ce996b30eaf115aeb90716f357e59414fcddc203abe7c6f57dcf54176a4d
Markdown217156463b849601aceb488dacb8bdc3d19f387cfa01c8a32ecd23d77bff3b5b
PDF
Publication page523a44145ff9c21f03b0d3fb00a981339dcaef20328f8c1157217192cf0f8764
Manifestd5cb6555a2408e8ffc60b20c558c96ead3962b7327b1df2bc75560347e808904

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
SignatureITrFrd7HbmJsTIJl9v4yB2AjSFl8zcDiVUaTPP6OtfEJuuebD8OisXkewSjuJs6TgueUiisZl+ZPWSdevglQBQ==
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

2026-09-17T09:41:09.905291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092571
observed 523a44145ff9c21f03b0d3fb00a98133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.888286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092571/manifest.json
observed d5cb6555a2408e8ffc60b20c558c96ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.869163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092571/publication.md
observed 217156463b849601aceb488dacb8bdc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.850255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092571/publication.txt
observed 8992ce996b30eaf115aeb90716f357e5...
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.