OpenTechnical

OT-2026-000047133

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000047133) never changes.

Identity and time

Publication numberOT-2026-000047133 · never reused
Internal UUID01a0ae7e-d0f8-736f-9f76-fd1d7afa4327 · 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-2026-000047133
StatusPUBLIC

Content hashes

Canonical text3080cd40599201b87070519df8e7b19ff0e6f1a8df06a5a90cc5a35622a2d211
Markdown491a46262736e1b89bddba28e3b2d00444285514befc707075286f2bad9a6faa
PDF
Publication page0132fec9edacabdf39bdaea5eb1775f12fad204b6b860d360aa1cdcb0f34b556
Manifest97c37e137d4f966cbae7fb658e69659ed48e477b83c755d864066f60f5eea8c9

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
SignatureYLNpJBXMVrabpS79mfN8bU5vlFSkwTf6XbhJgU2PWtuheFH1z1apRuVQ+z2vq9Z7zdL0DNltPe0MyV0P49S+Aw==
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

2026-09-17T11:10:27.996626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133
observed 0132fec9edacabdf39bdaea5eb1775f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.970062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/manifest.json
observed 97c37e137d4f966cbae7fb658e69659e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.951190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/publication.md
observed 491a46262736e1b89bddba28e3b2d004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.923390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/publication.txt
observed 3080cd40599201b87070519df8e7b19f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.265367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133
observed 0132fec9edacabdf39bdaea5eb1775f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.247626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/manifest.json
observed 97c37e137d4f966cbae7fb658e69659e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.217336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/publication.md
observed 491a46262736e1b89bddba28e3b2d004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.185745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047133/publication.txt
observed 3080cd40599201b87070519df8e7b19f...
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.