OpenTechnical

OT-2026-000047050

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000047050) never changes.

Identity and time

Publication numberOT-2026-000047050 · never reused
Internal UUID01a0ae7e-d0f7-779a-8371-47963df711bf · 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-2026-000047050
StatusPUBLIC

Content hashes

Canonical text6fb899549a76468f6de5f728057844fa73f2b2c93b01133b0ef04951b6e42b32
Markdownf0d07380eeb39de9adb2f76a7ed46f5ab48df547ac0249ce4081ebefa215a491
PDF
Publication page923f0339417993d248be1c72c80fcb512fa386902794d2c504581b5e4383ffd7
Manifest563ab727ffc1d3a5ca9d956505e08fccb328128f3a4ec54148a6fb64b8714489

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
Signaturewh4f30BWJ7sqHyyVNDorbpFjS8bM8FB2d3bhgNVLmDSrL6omppgoWPzA8t0m2cl8TGCS+Jdk+RGNK/nwcGHTAA==
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

2026-09-17T11:10:20.618467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050
observed 923f0339417993d248be1c72c80fcb51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.598700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/manifest.json
observed 563ab727ffc1d3a5ca9d956505e08fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.577737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/publication.md
observed f0d07380eeb39de9adb2f76a7ed46f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.557050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/publication.txt
observed 6fb899549a76468f6de5f728057844fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.094433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050
observed 923f0339417993d248be1c72c80fcb51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.076638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/manifest.json
observed 563ab727ffc1d3a5ca9d956505e08fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.057693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/publication.md
observed f0d07380eeb39de9adb2f76a7ed46f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.037178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047050/publication.txt
observed 6fb899549a76468f6de5f728057844fa...
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.