OpenTechnical

OT-2026-000032930

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000032930) never changes.

Identity and time

Publication numberOT-2026-000032930 · never reused
Internal UUID01a0ae75-4842-7df7-ad29-514916520cd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032930
StatusPUBLIC

Content hashes

Canonical text1194d44704d9b4afe7ab926887f610b8f8dd67205f6e502f3cee7f560f3c99d0
Markdowne73b926c7110141c3bc742d06a66ce2ff5c0c44b464a9dd5034fb9293c4b8f4b
PDF
Publication paged42e7dcb0438f8886e35a02826436a17a13ebe7798dc834fff18b6e4b7e2424c
Manifestd7f7268ac03296da28ed0cd01df775f51b446afc551267e7742867e24e674282

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
SignatureFrCY80XLQ3oa+KwnVpHkMYkHUUsjTbKOaKSPGw3MSgQfTFkZ/BTTvMvzTCEnmpsTnT8tmDCEdb/RN74VCtJnCw==
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

2026-09-17T11:32:31.642671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032930
observed d42e7dcb0438f8886e35a02826436a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.622948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032930/manifest.json
observed d7f7268ac03296da28ed0cd01df775f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.603623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032930/publication.md
observed e73b926c7110141c3bc742d06a66ce2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.584111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032930/publication.txt
observed 1194d44704d9b4afe7ab926887f610b8...
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.