OpenTechnical

OT-2026-000033342

Publication integrity record

Foam pad vacuum gripper, single stage ejector, pulsed blow-off after 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-2026-000033342) never changes.

Identity and time

Publication numberOT-2026-000033342 · never reused
Internal UUID01a0ae75-8980-7498-b4e0-abc2cab6aee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033342
StatusPUBLIC

Content hashes

Canonical texte7f0d0d0b3b843f68b981f22eac979e101e2a9301483d4e4d537adefcf919039
Markdown5343793531db01e9dd49a553b048faf795e02650bad55ee4d50e85570d1c1105
PDF
Publication page8e5353475d243b10bd28a2940511becc2661b20c903998264e1f5bae2150b266
Manifest03adaf41aec1a38c38cc59a0cd58b45768f554f16593aef77db6e9cad628f2ad

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
SignaturekiQTSfnD7hPUhxdQwWuInunusIE/p6iAlry1+m3NwcNwjAcFtdAsEHLx7/WjJnSzQiZp4vDYZG6hfbjOH3kZAA==
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

2026-09-17T11:32:06.018307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033342
observed 8e5353475d243b10bd28a2940511becc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.997510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033342/manifest.json
observed 03adaf41aec1a38c38cc59a0cd58b457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.979415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033342/publication.md
observed 5343793531db01e9dd49a553b048faf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.959453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033342/publication.txt
observed e7f0d0d0b3b843f68b981f22eac979e1...
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.