OpenTechnical

OT-2026-000056750

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000056750) never changes.

Identity and time

Publication numberOT-2026-000056750 · never reused
Internal UUID01a0ae87-7af6-7702-943a-b10789eb71b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056750
StatusPUBLIC

Content hashes

Canonical text57469413befe5330c77582f246f59b5346cc040b4ccd1a3340b0673c3c5bf8c1
Markdown4524e7a332ca8c5c5826ee27541f475e0e3e042f62a4583e251c2d626399eb93
PDF
Publication page24c40e86eda62efe7142cbd1797252a90cb439ac3f5e8ed2472be314dc26488d
Manifest4d6b8744ebe60981aef069315a42825dd1c2e41a06598e7b7bbad1b292be8feb

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
SignatureiTYuRehHPOKGZmB2Bd3qy6ekcbefVNuiIakaMRKEbNsQXL973frJy81ErIZrBlTxeRQPTjpCWOA5AuFNEKmTCg==
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

2026-09-17T10:50:11.529125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056750
observed 24c40e86eda62efe7142cbd1797252a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.512026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056750/manifest.json
observed 4d6b8744ebe60981aef069315a42825d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.494037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056750/publication.md
observed 4524e7a332ca8c5c5826ee27541f475e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.476314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056750/publication.txt
observed 57469413befe5330c77582f246f59b53...
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.