OpenTechnical

OT-2026-000016194

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000016194) never changes.

Identity and time

Publication numberOT-2026-000016194 · never reused
Internal UUID01a0ae6e-2d11-7500-8001-8268de576521 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016194
StatusPUBLIC

Content hashes

Canonical text29bca0a62dd46a7f44fb0c6a936d137f443867fb912fb4437ec7a18e2b7a76f4
Markdown652e39678f4c47a21d55aeca425967c52b048eaef65b086b17488925a61a3234
PDF
Publication page58d55502ad088987f929e1cc725cc708d836abe57883be5aaefc88b8765ed079
Manifest588eb1ff42739fab70346d71e77fe72856756088aa9fdee1945b9dfb79d9c64b

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
Signature2fSJdgevzoeDMVt08TSvR40RiA4s6GSPF03kH5NzwO1IbQIvD4kQUGnZFE1IELba+MneiKVdjuuYzaGUxaN5Dw==
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

2026-09-17T12:03:39.049771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016194
observed 58d55502ad088987f929e1cc725cc708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.032034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016194/manifest.json
observed 588eb1ff42739fab70346d71e77fe728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.013081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016194/publication.md
observed 652e39678f4c47a21d55aeca425967c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.994153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016194/publication.txt
observed 29bca0a62dd46a7f44fb0c6a936d137f...
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.