OpenTechnical

OT-2026-000099696

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000099696) never changes.

Identity and time

Publication numberOT-2026-000099696 · never reused
Internal UUID01a0aea2-c976-73a1-be90-18a5b8badcbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099696
StatusPUBLIC

Content hashes

Canonical text6f2a35ed3f84913c1f6e0aa1628c325c019fcc57a9732319399b0bc25f98368b
Markdown51ac6dba3025be7bfc623d38b5bf5bdc4f33c85e7b18a9bc9b259f4797b7ba32
PDF
Publication page0f0ff2d75f7347c6d1db82374d30fe3772f1863125e6d0373021f0886e61bb0d
Manifeste25d9ccfba830893f94655aa97a02e58b581502b7484f8be8c96f8053500124c

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
SignatureiCMR/4sQgd0oB2mnu38bVMs7NNPwDCnsaD4DJCPmM1dKwr9Rb+9oKQqolOUSNQulJ7+MwSyhRa62wao1bac8Ag==
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

2026-09-17T09:29:42.488666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099696
observed 0f0ff2d75f7347c6d1db82374d30fe37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:42.468402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099696/manifest.json
observed e25d9ccfba830893f94655aa97a02e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:42.449531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099696/publication.md
observed 51ac6dba3025be7bfc623d38b5bf5bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:42.429477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099696/publication.txt
observed 6f2a35ed3f84913c1f6e0aa1628c325c...
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.