OpenTechnical

OT-2026-000099091

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099091) never changes.

Identity and time

Publication numberOT-2026-000099091 · never reused
Internal UUID01a0aea2-8287-7c43-ace1-9118a2f09b52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099091
StatusPUBLIC

Content hashes

Canonical text84d47ce73290f9e7ae77845e762c2214d5498c31403516b490533b0d1a43bb79
Markdown33460796938a1cfbabebe62ffe2110d560d4c3c911cdd15ff117dd8e1e9308fa
PDF
Publication page02266f736b62b7490d8b7e1260275ab0c5f89723c2a493f0e3e778c4525475cc
Manifestd84925811cae06d4d1d02c76863300a2ef0ace0903451607e9aa5fae2bf663c9

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
SignatureXN2sS6byCjLJPQAVhy4aoIc/x349hNHQS63gC9rJzZQaHv5Uo0J6APJn1tD9zRLkL19XLqKqrPfwCvq99TieBg==
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

2026-09-17T09:30:19.670659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099091
observed 02266f736b62b7490d8b7e1260275ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.651080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099091/manifest.json
observed d84925811cae06d4d1d02c76863300a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.627703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099091/publication.md
observed 33460796938a1cfbabebe62ffe2110d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.607144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099091/publication.txt
observed 84d47ce73290f9e7ae77845e762c2214...
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.