OpenTechnical

OT-2026-000010104

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, pulsed 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-2026-000010104) never changes.

Identity and time

Publication numberOT-2026-000010104 · never reused
Internal UUID01a0ae6b-cb7a-7b19-aafc-c1b635f54049 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010104
StatusPUBLIC

Content hashes

Canonical text8d52e90dfeb99281d1b5eed96ceded4eda16cb335e3f95834a4814c1bcdce39f
Markdown2dd0c2b21a8b781662a67bfd0413dd50452dede05a4bb9d5fc3734f666ed57ee
PDF
Publication pagee5b5edba93fe8a726fd15e66676c3f4b192ded049017f687502c8c3c3ab248be
Manifest5f9933a73ab2d0f5eb0cc87815418c2d35330e6c08f80b4665156dc8dac8df37

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
Signature54Xv5vZv4gWnrSBOVILvkfO+8DXkToeasswbljzwechfM5dldKI0oowFPELSpyMBfLwwC8oLM4yyXlHHZAD1Dw==
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

2026-09-17T12:16:11.652723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010104
observed e5b5edba93fe8a726fd15e66676c3f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.633289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010104/manifest.json
observed 5f9933a73ab2d0f5eb0cc87815418c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.611872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010104/publication.md
observed 2dd0c2b21a8b781662a67bfd0413dd50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.590405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010104/publication.txt
observed 8d52e90dfeb99281d1b5eed96ceded4e...
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.