OpenTechnical

OT-2026-000032770

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000032770) never changes.

Identity and time

Publication numberOT-2026-000032770 · never reused
Internal UUID01a0ae75-1071-7153-b95f-3a0d8d5b305b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032770
StatusPUBLIC

Content hashes

Canonical textfa8e91d5657d8678b5729a30bf970a8c2666a97ccc949ba3f33b576f6071b947
Markdownb023607dfc9a093a09bab57066ce52123a670a225f172ad7905020fe82583791
PDF
Publication pageafc9ce830a54dad3b768ee20ecade331af1d6a094cde1143cb5dcfceb356102f
Manifest3cb4f31024b3b3a351c49a9231187327d99a4bd4593d5490644a722bf3a984c9

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
SignatureKCqvs9Rol/FlqqjiBvyvLixkICpNni5WtpSAjsbnIBLLmWpiBmR6vXpTag1/P1UVm/2hJi1ckbmQYdNTWHA6BQ==
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

2026-09-17T11:34:24.175367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032770
observed afc9ce830a54dad3b768ee20ecade331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.155183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032770/manifest.json
observed 3cb4f31024b3b3a351c49a9231187327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.137364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032770/publication.md
observed b023607dfc9a093a09bab57066ce5212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.119048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032770/publication.txt
observed fa8e91d5657d8678b5729a30bf970a8c...
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.