OpenTechnical

OT-2026-000059008

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000059008) never changes.

Identity and time

Publication numberOT-2026-000059008 · never reused
Internal UUID01a0ae89-47a1-7ff5-9792-2d78f1e2e94e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059008
StatusPUBLIC

Content hashes

Canonical text76e434a5175688f225a98420b1cb8fe7725f1737f58514477ceabbfb39af428c
Markdown4552b02a48bb5000291f3799795207e2ab4f890ccc5adc5d42b8975adc942811
PDF
Publication page1bf08a597e7dda03792e704ba9976622d0d5bb0ddfe683098494643d9fce3041
Manifest2a317248dc61a1585d8ca0fcf68057d0fefd2365b9ea794c6f45770ccc6900c3

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
Signatureo/R2Bhl5bfF4c8JVRnZBNRMjjDBVkREpJ8xHFiJHivwK75OL1bYw/PGGZteBHqwEWVwXQ3Xwh/px6yr1VO5jAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:35.994942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059008
observed 1bf08a597e7dda03792e704ba9976622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.977592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059008/manifest.json
observed 2a317248dc61a1585d8ca0fcf68057d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.961830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059008/publication.md
observed 4552b02a48bb5000291f3799795207e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.945206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059008/publication.txt
observed 76e434a5175688f225a98420b1cb8fe7...
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.