OpenTechnical

OT-2026-000047152

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000047152) never changes.

Identity and time

Publication numberOT-2026-000047152 · never reused
Internal UUID01a0ae7e-d0f9-783a-b283-b3961391d9e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047152
StatusPUBLIC

Content hashes

Canonical text7e63b45772f42dede7fce72ae5243047343c40b1201f0195f5f8a2215d532430
Markdown5e0198bb4c28e3b2a35bc68b583bc061fb8421a9dea0a210137f936a248f7afe
PDF
Publication paged9597a4288514f8a5d7cf22e53ca725bb2da402185e1d275166e5e8f07328f76
Manifest006a48832484b5873034e786b8af7f89ccce88b477f2c641fc3556e283c9793a

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
SignatureCZinbzIo60xHUFdUpO3Mqx8Xk55d1lKytYXuQQaisFWh7PHm0qeK2S05p3Wfiwvl6SoLA/Pt83+Ki8wLTWtJBg==
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

2026-09-17T11:10:29.504645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152
observed d9597a4288514f8a5d7cf22e53ca725b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.485265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/manifest.json
observed 006a48832484b5873034e786b8af7f89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.469100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/publication.md
observed 5e0198bb4c28e3b2a35bc68b583bc061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.449630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/publication.txt
observed 7e63b45772f42dede7fce72ae5243047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.801158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152
observed d9597a4288514f8a5d7cf22e53ca725b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.780699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/manifest.json
observed 006a48832484b5873034e786b8af7f89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.760812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/publication.md
observed 5e0198bb4c28e3b2a35bc68b583bc061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.742133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047152/publication.txt
observed 7e63b45772f42dede7fce72ae5243047...
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.