OpenTechnical

OT-2026-000047177

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000047177) never changes.

Identity and time

Publication numberOT-2026-000047177 · never reused
Internal UUID01a0ae7e-d0f9-7026-bc0b-1130fb08d2e3 · 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-2026-000047177
StatusPUBLIC

Content hashes

Canonical text40a47a75f61968128998d3b2dc2cb7d56a3129bfaefd68e12f2efd47e0a8a345
Markdown226fcbacc3d3b9be515fad060340a5c71c32a823fab0b4691419af444bdf0870
PDF
Publication page451c277e036ef9877630437b67a6d7e832c6a6266ae65158e8760e6a21516324
Manifest15628194c9aed1a58d33bbf2ad9c84c19aa63c17b1467e7840d7b57ad3ba0ca3

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
Signaturet4c7eUUJCme51unNckTYBWzxsmbXX3YAuTC9+/my2SSsgNS6NMIfoS/q1xLXXfn8MRdACYpFjE7hQel4qY8wBg==
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

2026-09-17T11:10:32.889524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177
observed 451c277e036ef9877630437b67a6d7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.865844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/manifest.json
observed 15628194c9aed1a58d33bbf2ad9c84c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.763952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/publication.md
observed 226fcbacc3d3b9be515fad060340a5c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.744526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/publication.txt
observed 40a47a75f61968128998d3b2dc2cb7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.840702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177
observed 451c277e036ef9877630437b67a6d7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.821722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/manifest.json
observed 15628194c9aed1a58d33bbf2ad9c84c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.802962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/publication.md
observed 226fcbacc3d3b9be515fad060340a5c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.783510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047177/publication.txt
observed 40a47a75f61968128998d3b2dc2cb7d5...
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.