OpenTechnical

OT-2026-000044388

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000044388) never changes.

Identity and time

Publication numberOT-2026-000044388 · never reused
Internal UUID01a0ae7c-39d7-7a73-a7c3-e52b5bfeae5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044388
StatusPUBLIC

Content hashes

Canonical textc0b3dc9ea5866864037bb042e9fa9c7377124c0be98f2d2877af222d4f7e1f79
Markdown810f37958bdd93256d02e9fab2331617fc935bde9fa1fc26bfd24ad282c0a097
PDF
Publication page0c9b4800d69f1f25848486b7d293e17d04c3a2b6ef98232717e8b80b5477fa82
Manifest3c43fbbf7658fbc7735f8ea47a3c3186691030365bb1f51ddaa13701e1109b42

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
SignaturecyiUXdj8sE0GF8EJWaLEnI6muyJU7xgt/5Snrd6GYFw7nstfz70ZwHnFhaDBeJPq/Qi49cidxyIRtnYdvM6+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:36.505867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044388
observed 0c9b4800d69f1f25848486b7d293e17d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:36.487640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044388/manifest.json
observed 3c43fbbf7658fbc7735f8ea47a3c3186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:36.465614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044388/publication.md
observed 810f37958bdd93256d02e9fab2331617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:36.069997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044388/publication.txt
observed c0b3dc9ea5866864037bb042e9fa9c73...
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.