OpenTechnical

OT-2026-000057383

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line 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-2026-000057383) never changes.

Identity and time

Publication numberOT-2026-000057383 · never reused
Internal UUID01a0ae87-d5bd-78f8-b00d-2f0fca1092c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057383
StatusPUBLIC

Content hashes

Canonical text45c82dcc1738d215fc28988cbe738582cca6e5f87b5250e6a3e6e6c7600222ae
Markdown042c15ff95a2a1fb2736c27b3e7a9c3b2a9437a151fc1c0e01555a29248ebd29
PDF
Publication page7f2cf922792541ddb89ee1c6302dc330a777849d9c0823ee52a40c081aacbc69
Manifest3df8646e28eb4097c53e376c653eeacba0e6b7b076746ae3939e428622d748d2

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
SignatureQmhMJ18N7IQA4p2GJwS58R0cky8E75ogfOTZufgtRJtOHi8CxCi2ny0BLsbyJoNVmLS3Jo1XkoRi7FDTgeSADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.847384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383
observed 7f2cf922792541ddb89ee1c6302dc330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.829736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/manifest.json
observed 3df8646e28eb4097c53e376c653eeacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.812679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/publication.md
observed 042c15ff95a2a1fb2736c27b3e7a9c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.797660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/publication.txt
observed 45c82dcc1738d215fc28988cbe738582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.981105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383
observed 7f2cf922792541ddb89ee1c6302dc330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.963520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/manifest.json
observed 3df8646e28eb4097c53e376c653eeacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.947257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/publication.md
observed 042c15ff95a2a1fb2736c27b3e7a9c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.928558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057383/publication.txt
observed 45c82dcc1738d215fc28988cbe738582...
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.