OpenTechnical

OT-2026-000029622

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000029622) never changes.

Identity and time

Publication numberOT-2026-000029622 · never reused
Internal UUID01a0ae73-5e22-780c-bad6-c308a185dad3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029622
StatusPUBLIC

Content hashes

Canonical text87afa4127eb4e1c05e8540651394c31a08d7109a44002bf44239eea41da8f198
Markdown3770cccdb65cd20ff03a6e6afbc5a51a25deb65fe4e21e958efaacbd6a28ee85
PDF
Publication pagee4afdf01dd9c764f7b8d62adba08332e3a68f9cf38de8a2f341d2737758bcfc1
Manifest9d477242b8bd10d62bf1528bd525ccf42743bff13b3bd54b59bcb9060c830b25

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
SignatureiLNp2o1TerM6MfAPgzfhlbCQiJFVlLMlz+uRwLlbmKgvP6/KBSdedgj2TniXnwfJPq1lgR7f2RDTo8fQLSItCw==
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

2026-09-17T11:39:19.779358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029622
observed e4afdf01dd9c764f7b8d62adba08332e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.763734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029622/manifest.json
observed 9d477242b8bd10d62bf1528bd525ccf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.746587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029622/publication.md
observed 3770cccdb65cd20ff03a6e6afbc5a51a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:19.728769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029622/publication.txt
observed 87afa4127eb4e1c05e8540651394c31a...
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.