OpenTechnical

OT-2026-000057260

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057260) never changes.

Identity and time

Publication numberOT-2026-000057260 · never reused
Internal UUID01a0ae87-d5bb-78e8-b17e-e4d480560dc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057260
StatusPUBLIC

Content hashes

Canonical text00aa7dc304e5e69f35ebc8cc6cf6a4ec12e801b6d630f975174e97a52aef4002
Markdowne77f83ab09740626cbd3f3cf2bf6dab8ae6770d755274901d24ce31e5a89b9a6
PDF
Publication page569439ed77bae19d1c421debb46afa5e739b6c088a2aaf8e3705a2f5e94ff709
Manifest33ea353a294d1b2792601dc525a8d124892e0df564c5da9592a84970e30f9c76

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
SignaturebBkkqrQMY53sIHUVIpXHX6vgbTFitzhXIW/e0DaJQ02Tp+VgP5m2KGZU9EtuAb8RXgnV33tb2TBHFOM5OMVtCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:19.790644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260
observed 569439ed77bae19d1c421debb46afa5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.772406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/manifest.json
observed 33ea353a294d1b2792601dc525a8d124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.753262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/publication.md
observed e77f83ab09740626cbd3f3cf2bf6dab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.734315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/publication.txt
observed 00aa7dc304e5e69f35ebc8cc6cf6a4ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.375630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260
observed 569439ed77bae19d1c421debb46afa5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.356442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/manifest.json
observed 33ea353a294d1b2792601dc525a8d124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.340191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/publication.md
observed e77f83ab09740626cbd3f3cf2bf6dab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.322796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057260/publication.txt
observed 00aa7dc304e5e69f35ebc8cc6cf6a4ec...
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.