OpenTechnical

OT-2026-000048124

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000048124) never changes.

Identity and time

Publication numberOT-2026-000048124 · never reused
Internal UUID01a0ae7f-c424-790f-aa40-93f53db906c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048124
StatusPUBLIC

Content hashes

Canonical textf86427ad12118e9e0d8904db0abdbd4248a3ab729a44c6d921d248ac49d9dc54
Markdown2b67503af6c6f7ab682811db5b86fd713905f6f1716a7c86b1bf5c054bf8fd76
PDF
Publication page0ddbac8dbb6fde555d3d344c69199904c1e66351d15db1730393f45810f3bff3
Manifestb4434b9367ea726ff14206385bf00e7fd4b359ac56ef5fbd463717df0780e197

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
SignaturegLREVX7kqhKzIHi10FDiRAMw8pTgA7hnOFv6e6wLv/zYPTBktN4j9wPJKIfz1lQCa2S3YAcfhTx899f7EK12Dg==
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

2026-09-17T11:06:09.717383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048124
observed 0ddbac8dbb6fde555d3d344c69199904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.700505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048124/manifest.json
observed b4434b9367ea726ff14206385bf00e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.680939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048124/publication.md
observed 2b67503af6c6f7ab682811db5b86fd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.663756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048124/publication.txt
observed f86427ad12118e9e0d8904db0abdbd42...
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.