OpenTechnical

OT-2026-000100008

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000100008) never changes.

Identity and time

Publication numberOT-2026-000100008 · never reused
Internal UUID01a0aea3-1474-75fa-b05d-e5bf6a025952 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100008
StatusPUBLIC

Content hashes

Canonical text4bcc66b40c55dc1c1d04b7b60828f8aee865f64ee20d7d380808ac8d7e6ec02b
Markdownf87444ac098e97ebb4840580ca3636f6f477c217eece76b4fbd7b0eeaeda974b
PDF
Publication page951b12e291faebab7931f0cf5e4372251a14f9450c65968c69fc3fec56a87705
Manifestf393cd73e4eb5177825bb56e8b815d5e9212c47cd6e96098e2c3803d6822c168

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
SignatureCWzxC4XdvRGgm5EH2nJxW6ICnAMCx+tuZp+DzTv+wo9FATGFB/RbCkVWTcPdFZ1UnF7yugJabCohh2Zh459eCw==
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

2026-09-17T09:28:56.490918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100008
observed 951b12e291faebab7931f0cf5e437225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.475414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100008/manifest.json
observed f393cd73e4eb5177825bb56e8b815d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.458008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100008/publication.md
observed f87444ac098e97ebb4840580ca3636f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.440313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100008/publication.txt
observed 4bcc66b40c55dc1c1d04b7b60828f8ae...
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.