OpenTechnical

OT-2026-000046401

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000046401) never changes.

Identity and time

Publication numberOT-2026-000046401 · never reused
Internal UUID01a0ae7e-57dc-76ba-98ce-df79bd59fcea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046401
StatusPUBLIC

Content hashes

Canonical texte1aec0cc1e219556dbb4bff8853573ef66c37e4fa02ba95ce9fab50c3059383f
Markdownf2de1eb9c45b5f893ac9bd9bd33b0b83c4e1fa67557dae8735662f53c65a770b
PDF
Publication page3b941f3070f9e9becbf46be20df39619a8befca0910a41056d25fe10b1feb91f
Manifest923d37cfa15b9c72cdd7c344f884cc58f0ec79d2ca80a475a17b982e2cfd116d

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
SignatureWOid6VUovjOVV/8eHWyzhGWme3nHmoubmMrpyC59MjdyrLc06cHVMgLsAGk190uF1MlYUvWoSABFmd9ddODbAA==
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

2026-09-17T11:08:24.577632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046401
observed 3b941f3070f9e9becbf46be20df39619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.559659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046401/manifest.json
observed 923d37cfa15b9c72cdd7c344f884cc58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.539982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046401/publication.md
observed f2de1eb9c45b5f893ac9bd9bd33b0b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.522884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046401/publication.txt
observed e1aec0cc1e219556dbb4bff8853573ef...
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.