OpenTechnical

OT-2026-000041071

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000041071) never changes.

Identity and time

Publication numberOT-2026-000041071 · never reused
Internal UUID01a0ae79-b141-7898-b32c-7c1ea2c287b4 · 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-2026-000041071
StatusPUBLIC

Content hashes

Canonical text7d8613d855417a7fed6ea2827c1e3d911e6e617abe1289c7c18ceb83185cc305
Markdown10e3ceb6aa63d5ea946de396f1811154dec64a8b5405f218ff3136e4d8db6beb
PDF
Publication page61e92b3b61f10af08390908726ff85358c2812c93e1c1aac25f451befbf4a098
Manifeste61798632f464d2cd4554a15598e88fc0f6d170f2ba3a3801e3f7d72a2f13a34

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
SignatureDiE/XOCMlPYvEkdRwlKupPTDt/KiVgbA56qgbMscfpf/XlAxPN5p3/yefblzQO9Xd7pCa1ALWC0IDWBSRkQUCQ==
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

2026-09-17T11:16:59.149764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041071
observed 61e92b3b61f10af08390908726ff8535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.134514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041071/manifest.json
observed e61798632f464d2cd4554a15598e88fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.118541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041071/publication.md
observed 10e3ceb6aa63d5ea946de396f1811154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.104166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041071/publication.txt
observed 7d8613d855417a7fed6ea2827c1e3d91...
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.