OpenTechnical

OT-2026-000016359

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000016359) never changes.

Identity and time

Publication numberOT-2026-000016359 · never reused
Internal UUID01a0ae6e-2d12-7a94-8546-9096620c1a15 · 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-2026-000016359
StatusPUBLIC

Content hashes

Canonical text758a6ff664e67ae371eefa93033a0dfda45e3bc7b5aee1911a294e8d69bd35b3
Markdown7a79adf95923c4a3e7dd6030fcf4c63ba69162d70aa1e29374e7415283c93235
PDF
Publication page34a35cc557b878de5927a53f036dbb1d6c01d5b4a40b9b8959dc99a963e95b07
Manifest0eb42157b56b467926e52ddbc8a0f2635617d8814c7168c5e9f95759c1b46cbf

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
SignatureYRWyCgf+1E+BTaT0Ri3HIA2QAOOcpTe4KhjDhRGUMWyrLedmx9iK8eUCjrO1bKjUSmgXE5L+CLjP/tzNAEA1Dg==
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

2026-09-17T12:04:25.828209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016359
observed 34a35cc557b878de5927a53f036dbb1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.803524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016359/manifest.json
observed 0eb42157b56b467926e52ddbc8a0f263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.765270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016359/publication.md
observed 7a79adf95923c4a3e7dd6030fcf4c63b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.725464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016359/publication.txt
observed 758a6ff664e67ae371eefa93033a0dfd...
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.