OpenTechnical

OT-2026-000051102

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000051102) never changes.

Identity and time

Publication numberOT-2026-000051102 · never reused
Internal UUID01a0ae82-c7b6-70f3-8ebc-ea83e35d6c8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051102
StatusPUBLIC

Content hashes

Canonical text7b2f153db718f678d2e3880b089e1d3909c2318aba159395d1db53cc374c52d7
Markdown9b7fae91a8c9670881db501d425507cd4119cfeb0caa95c46fff54477a6a53e5
PDF
Publication page95ae9fceddab6562c75b1cb8c726abb7b4663eedd30bea511009e1ff2c7f9a3e
Manifest3fea2655fef64ab5c048ce052eafef5743865c23af35f9f2a01fc93953dec8de

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
Signaturepp0Hs3Nnf8SMc/hmlWsOGaadY+HaJf+i6Wx0ciD676SGoU0Z/CZNP3KSRgQ3HZ/zuVo3fMzfBYPGBIKRkwNEBg==
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

2026-09-17T11:01:02.688646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051102
observed 95ae9fceddab6562c75b1cb8c726abb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.670031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051102/manifest.json
observed 3fea2655fef64ab5c048ce052eafef57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.647094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051102/publication.md
observed 9b7fae91a8c9670881db501d425507cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.624574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051102/publication.txt
observed 7b2f153db718f678d2e3880b089e1d39...
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.