OpenTechnical

OT-2026-000041134

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000041134) never changes.

Identity and time

Publication numberOT-2026-000041134 · never reused
Internal UUID01a0ae79-b142-7fa5-be36-0f1b312e6ac9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041134
StatusPUBLIC

Content hashes

Canonical text60010ae211258389449ac4800157a582c5718310f0ad157a85e0370960a22c91
Markdowneba29838356359c1694f6e866e9b0a93c32b1c15c03ba74ddba1d9fc623966a7
PDF
Publication pageb23abcf6a6e8cfb395859f37c160ff520d6e05de8a67ba45972f0051020e41a2
Manifestad31d1093d4980c79ac8600f590658872d6fc17872108477b7f56902557efcb1

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
Signature4uZbR8CDbazHo5z5yoa5rxQuKs/xL1NZ1vOmUjeehmLuqfg9BUT8PBx85sy9KY4OKV2Y0bcdfSUIcsqJDGDMAw==
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

2026-09-17T11:17:04.355164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041134
observed b23abcf6a6e8cfb395859f37c160ff52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.338509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041134/manifest.json
observed ad31d1093d4980c79ac8600f59065887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.319286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041134/publication.md
observed eba29838356359c1694f6e866e9b0a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.302828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041134/publication.txt
observed 60010ae211258389449ac4800157a582...
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.