OpenTechnical

OT-2026-000099093

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump 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-2026-000099093) never changes.

Identity and time

Publication numberOT-2026-000099093 · never reused
Internal UUID01a0aea2-8287-7604-af0f-a3acb2682711 · 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-2026-000099093
StatusPUBLIC

Content hashes

Canonical texta0ea13c569299271006e6f31af3b3dfd50feb008063fc5a291d7037852ce116f
Markdown732d02b37ff77827204a2c79b6e5851e5c868407a6c747ffca3e279f72504fad
PDF
Publication page3118f64184f00b729bf998c6e945d1293e84f9efccdb24d7ec46797e296aee2d
Manifest03865aac7a83f10df10851af94cef585e1b67912fdfd3937b0a10c64ad51acfe

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
SignatureKhx0W6Isua/nNxYQ/HjdT4c/sO3isX3Kt0HWGwt0mcVuPssMTQnACm5lPlZbR8JrGAmqL4/30r7V7vxpyAkFCA==
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

2026-09-17T09:30:19.840651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099093
observed 3118f64184f00b729bf998c6e945d129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.817473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099093/manifest.json
observed 03865aac7a83f10df10851af94cef585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.796739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099093/publication.md
observed 732d02b37ff77827204a2c79b6e5851e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.776679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099093/publication.txt
observed a0ea13c569299271006e6f31af3b3dfd...
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.