OpenTechnical

OT-2026-000053362

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, vented before 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-2026-000053362) never changes.

Identity and time

Publication numberOT-2026-000053362 · never reused
Internal UUID01a0ae85-0a8f-7c08-a0b0-e416c705148f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053362
StatusPUBLIC

Content hashes

Canonical text1e6b1f734383f967d74353a0ac1575f59eb9b685d62c3b0519a8b81922594f11
Markdown58209f8187f2d00842fc00efddc2216d064c701654532078763ed0a1c9f5ded8
PDF
Publication page2a9523da77ae1399cd0c7c5655bd44ecedc8dfb845f65e8ebe6382653e0e06b6
Manifest273bd6316bddfb9ba19e5ffdf0a4e0aa903066c0a57b985b9a0e7e0efbf4f43e

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
SignatureQqDhC6I/3Rpcaed3aSD9L4FDAHVaUMR+fS/SukSzJYHeDs2TYZRL3NiNlaRWAzsls3iZNY19f5+ye5wf2r9nBw==
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

2026-09-17T10:55:04.587741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053362
observed 2a9523da77ae1399cd0c7c5655bd44ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.571405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053362/manifest.json
observed 273bd6316bddfb9ba19e5ffdf0a4e0aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.553158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053362/publication.md
observed 58209f8187f2d00842fc00efddc2216d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.537432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053362/publication.txt
observed 1e6b1f734383f967d74353a0ac1575f5...
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.