OpenTechnical

OT-2026-000069555

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000069555) never changes.

Identity and time

Publication numberOT-2026-000069555 · never reused
Internal UUID01a0ae90-b52b-7972-abae-d0cf439f9724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069555
StatusPUBLIC

Content hashes

Canonical text325e2e9aed3f9028481d3ca04843100cf79edb8b08607f23103ea387bcf4a46c
Markdown672022bcfc0477c3112ae75e40bfc046b1d7e0ccfb8179bc0cd3f9a5e517d048
PDF
Publication pagea4ca9ec1311d5cbbb5be167e3076485d4cc3b081351512ace0bb14a1892a16c0
Manifest365d933409df1916d862d8b589d33a5f97d8aedb016cf6a544da13978f127ba6

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
SignatureaTSMrPHUVHIBZl8SkA5918ylXZbAQjdGiEdSH0QF7eXnSFvG3TNM5elUHRw4XU392F5sepfaXoSkJnJ7dud7Dg==
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

2026-09-17T10:30:40.282990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555
observed a4ca9ec1311d5cbbb5be167e3076485d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.260585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/manifest.json
observed 365d933409df1916d862d8b589d33a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.240345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/publication.md
observed 672022bcfc0477c3112ae75e40bfc046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.216840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/publication.txt
observed 325e2e9aed3f9028481d3ca04843100c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.370985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555
observed a4ca9ec1311d5cbbb5be167e3076485d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.354440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/manifest.json
observed 365d933409df1916d862d8b589d33a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.337961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/publication.md
observed 672022bcfc0477c3112ae75e40bfc046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.322004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069555/publication.txt
observed 325e2e9aed3f9028481d3ca04843100c...
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.