OpenTechnical

OT-2026-000097763

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000097763) never changes.

Identity and time

Publication numberOT-2026-000097763 · never reused
Internal UUID01a0aea1-92f5-7eb8-a83e-891d6ca6dd8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097763
StatusPUBLIC

Content hashes

Canonical text4e13bab72e50e49a91160432c4b6fa2631176845181bdf7de2ca5e1862acc380
Markdown2552bb7bdfe5febf48bd38ad930d5754e41b7994991c254465aa1f5fb3604cb2
PDF
Publication page41a2bd9ac8c2231b7f8658df3df96575f8e5541bc16e989d172b9de0511257c5
Manifestc7525af2f2ec4218145dd0dae0745c11454903eb2cdc6673e598fe52eaa50538

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
SignaturetOCixuCmpTJYYh2kVQOvIZWMTDDhQOrE47eT5cvw6cK8o9TjyLdJKzXnvWOx4ot9NisqwYiraaf4591Q7X7WBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:50.250690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097763
observed 41a2bd9ac8c2231b7f8658df3df96575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.232036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097763/manifest.json
observed c7525af2f2ec4218145dd0dae0745c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.210912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097763/publication.md
observed 2552bb7bdfe5febf48bd38ad930d5754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.190755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097763/publication.txt
observed 4e13bab72e50e49a91160432c4b6fa26...
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.