OpenTechnical

OT-2026-000019376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000019376) never changes.

Identity and time

Publication numberOT-2026-000019376 · never reused
Internal UUID01a0ae6e-f392-7b9e-82ae-78bb759742ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019376
StatusPUBLIC

Content hashes

Canonical text8c3af990efb1d9eb4bc2fed6600237f5813853c4e8d54d0fb663c573e7ca9db6
Markdown024844593c4c2fd2be08c36882520e8eca269406b3ec8ea7314bc7ae33c704f3
PDF
Publication pagec8a073ebbffe1332ff6874468469897cff18bcf835fb27dc2ed0b58440ffe8fa
Manifestd8b0f42134b7e79f971dabba9bca724b0c597678e11fb7f2f9b5fd4bf143d0f6

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
SignatureNT1FXnodKu516jSAlgvRDtFtgUZs54p2Iw+tyOJ/ruAXcWf/VxzEr4xC2kofFtNJqlPlwxkHW7GNgR6B1/T1DA==
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

2026-09-17T11:58:45.612633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019376
observed c8a073ebbffe1332ff6874468469897c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:45.592137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019376/manifest.json
observed d8b0f42134b7e79f971dabba9bca724b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:45.554636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019376/publication.md
observed 024844593c4c2fd2be08c36882520e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:45.518719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019376/publication.txt
observed 8c3af990efb1d9eb4bc2fed6600237f5...
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.