OpenTechnical

OT-2026-000027135

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pulsed blow-off 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-2026-000027135) never changes.

Identity and time

Publication numberOT-2026-000027135 · never reused
Internal UUID01a0ae72-3454-7fad-8876-0a1f6cd5b6b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027135
StatusPUBLIC

Content hashes

Canonical texte9896f169c498a561267827de00be931674a28581c83d86656af919e233f24b4
Markdown975dcd5973752e7f0b163d34a0af2087761693d337f915034ece20697b51eeec
PDF
Publication paged623b09b8549a8e53b4fc2b0f4db25a6bd8ed6ba327a55041cbe3466a890283c
Manifest9647b0ad02f91ea2f7ff0be58781ccfccb38589afb59d734f30e48def37b67db

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
Signaturep/4NslAq/HXKFynjdPndcl8ZK5KqBcDybNtGMwcXJew4g4tOtrEj+xAT3AvGiwTeHBwpLH1iaqdQj12rmGYDAA==
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

2026-09-17T11:43:54.677960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027135
observed d623b09b8549a8e53b4fc2b0f4db25a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.661246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027135/manifest.json
observed 9647b0ad02f91ea2f7ff0be58781ccfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.643502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027135/publication.md
observed 975dcd5973752e7f0b163d34a0af2087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.627082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027135/publication.txt
observed e9896f169c498a561267827de00be931...
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.