OpenTechnical

OT-2026-000100862

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100862) never changes.

Identity and time

Publication numberOT-2026-000100862 · never reused
Internal UUID01a0aea3-66f5-742c-b3e0-d7d87fc83496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100862
StatusPUBLIC

Content hashes

Canonical text48c55c6b515dede74a3432fde483a9d9cae906952c56083fc852027247654095
Markdowna446976004b48183132fbec21e090650ed0b97efcd0f24bb7d8165671352d85c
PDF
Publication page40a55d45ac1c1df40b39a209af80274f108fda517c663fe05e5c91dd57759dee
Manifest0c9a283d52f3d5e3f6365d2835641548a16bcf7e6667f8394b3060d3c4172f9f

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
SignaturebS8d1Ums2m4xWh8gp8NXhlHqSZI1zjN/IYxTwKQitWRaHDhceMhn3cS1LMTX3Vau0OwuedrW5+zy0KvBWJTDCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:47.619022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100862
observed 40a55d45ac1c1df40b39a209af80274f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.600900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100862/manifest.json
observed 0c9a283d52f3d5e3f6365d2835641548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.583732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100862/publication.md
observed a446976004b48183132fbec21e090650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.565568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100862/publication.txt
observed 48c55c6b515dede74a3432fde483a9d9...
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.