OpenTechnical

OT-2026-000047041

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000047041) never changes.

Identity and time

Publication numberOT-2026-000047041 · never reused
Internal UUID01a0ae7e-d0f7-764a-90af-78f8b6accc68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047041
StatusPUBLIC

Content hashes

Canonical text41718f5e3c07cb3d2cf85f2a834fd17b8c908c3d83447b3b53761e6016e8b8a4
Markdown00a3e7928f5425cbe223157b060273f9ae1835e59f06a2d68cb11f32e8bf079b
PDF
Publication pageef4b4b957d9d1a5b8231003b66ab6466ad410af47eaec289f51953665e9e163f
Manifest1dbcdd3cd8800e9eb9f7fa478cfa1a2401995f96ac6c3da2f97ecf77cc6abc53

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
SignatureuPTWYqRXF/kz1wY9itSdafFWerigrc6x5o495iPRQ5kjy+xTyZO/NIv2BWuhh4s6RrOVArG+Q3JSX1nw/f4YBw==
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

2026-09-17T11:10:19.798637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041
observed ef4b4b957d9d1a5b8231003b66ab6466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.778322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/manifest.json
observed 1dbcdd3cd8800e9eb9f7fa478cfa1a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.758351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/publication.md
observed 00a3e7928f5425cbe223157b060273f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.738325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/publication.txt
observed 41718f5e3c07cb3d2cf85f2a834fd17b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.403805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041
observed ef4b4b957d9d1a5b8231003b66ab6466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.383340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/manifest.json
observed 1dbcdd3cd8800e9eb9f7fa478cfa1a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.366706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/publication.md
observed 00a3e7928f5425cbe223157b060273f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.344746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047041/publication.txt
observed 41718f5e3c07cb3d2cf85f2a834fd17b...
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.