OpenTechnical

OT-2026-000068106

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068106) never changes.

Identity and time

Publication numberOT-2026-000068106 · never reused
Internal UUID01a0ae8f-c4fe-7142-b1eb-5e21a5131d51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068106
StatusPUBLIC

Content hashes

Canonical text78a4422f681f1560b20d7fb88d6c98f240cf575821aca178e39a78d317f2dad8
Markdown919c671129c7f651c7f54cb051404e8bb486c4c3ee15270f44b9a8234b71df8a
PDF
Publication page8ac2bdb346f9e762a5b39aba50ff9c5f4f11414332d1ac185a6b1e90a92574e4
Manifest280453271ee2f06db760e70fe79180fcd8bb081097cf7af5886e9c3e4a3b74b8

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
SignatureuqRKfOoDmoMoX3yl3E+enOI33obKNbWhLA9gP26ZWkCqL4ugPqonSGSInBsvGdsh7tDBBhkQO6T/HjuZZjqYBg==
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

2026-09-17T10:30:42.409906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068106
observed 8ac2bdb346f9e762a5b39aba50ff9c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.389706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068106/manifest.json
observed 280453271ee2f06db760e70fe79180fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.368527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068106/publication.md
observed 919c671129c7f651c7f54cb051404e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.350897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068106/publication.txt
observed 78a4422f681f1560b20d7fb88d6c98f2...
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.