OpenTechnical

OT-2026-000006060

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, ejector fed, contact triggered, polyurethane cups

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-2026-000006060) never changes.

Identity and time

Publication numberOT-2026-000006060 · never reused
Internal UUID01a0a94e-02c8-7f89-bcfd-0ba5109aad08 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:20:57.162353Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006060
StatusPUBLIC

Content hashes

Canonical text5400933e8b912c6e3c1cec1617c387249fc176b6efec2e3c31a794336fcd372d
Markdownc5523fc1ca35d60226c4ede59c16b17d6a4b67a63fbc463ec45eff54dca90aa5
PDF
Publication page7ac87b30cbf97fd32eca5412d53c65f366e97f2eb0ca028f1867119d3a5ac54e
Manifestb31aed9af856ba5bed36a09142c6bf60754c12d3f640ad8ceeaf510b644fd598

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
SignatureUCGIebh45qmRWmhAr0tS5YOKaTT9XeWy4w9vVtW6YzSzE2AHOZ9sI9CH/MZ3H9nnWYHFJTDQ2sEgRMe+KPN4Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:31.948759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006060
observed 7ac87b30cbf97fd32eca5412d53c65f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.935541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006060/manifest.json
observed b31aed9af856ba5bed36a09142c6bf60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.922878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006060/publication.md
observed c5523fc1ca35d60226c4ede59c16b17d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.909715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006060/publication.txt
observed 5400933e8b912c6e3c1cec1617c38724...
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.