OpenTechnical

OT-2026-000046873

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046873) never changes.

Identity and time

Publication numberOT-2026-000046873 · never reused
Internal UUID01a0ae7e-d0f5-7f89-9352-c927e4e8fff3 · 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-2026-000046873
StatusPUBLIC

Content hashes

Canonical text557a16205bf55fc62121a4ab71578e1715a04901fc2956c49dbbe5cb67f0747f
Markdown7bf99f4d017e416c2d99d4d27602c750b1e9c5202995f70f2e1b11035a3e0fc6
PDF
Publication pageca552d7c78209667156195cb112eea6c055bd5816fce3ba280945f3775b760ba
Manifest47bbbf920b5d0d4cd53689234d4f2e61157e55e8b0311ad5676d25d94a221792

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
Signature1Go+1S2xNdlyiUEcwH62Nzmk59DcGC3DSaIUWdFjTaaAZPYL4YTlPGezjK5kWCRgY4QrHDCjwXkS5A+4PnPDCA==
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

2026-09-17T11:06:58.876813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046873
observed ca552d7c78209667156195cb112eea6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.857995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046873/manifest.json
observed 47bbbf920b5d0d4cd53689234d4f2e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.838061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046873/publication.md
observed 7bf99f4d017e416c2d99d4d27602c750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.818800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046873/publication.txt
observed 557a16205bf55fc62121a4ab71578e17...
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.