OpenTechnical

OT-2026-000098120

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000098120) never changes.

Identity and time

Publication numberOT-2026-000098120 · never reused
Internal UUID01a0aea1-e963-720c-a097-9e04f8cab1a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098120
StatusPUBLIC

Content hashes

Canonical text631d9cd0ea170cefd4f916d0c550a5b6aabb4dab07f11f07d4433a0d32587e75
Markdowncf820ead5ee8fbdb70e6d6c8824bb90d272d890b8419f5ed6e73d3537a7860ec
PDF
Publication pagee1d86b16b28bfacddf1d62de17fe8ae57570e720267de5616f8139c98feae775
Manifestd9411506dd5f5b8996aaa20c8851557a207946323e9d27ead219d54444e1732c

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
SignatureMTIOfT53ptr0W2vVgj02DWP+f/97d+L0J4Tt8z+SMjjWFI4ru7VusCj5nbTecgIr+DW9ntqHomB5i5mJOetsCQ==
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

2026-09-17T09:31:15.641829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098120
observed e1d86b16b28bfacddf1d62de17fe8ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.625352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098120/manifest.json
observed d9411506dd5f5b8996aaa20c8851557a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.606664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098120/publication.md
observed cf820ead5ee8fbdb70e6d6c8824bb90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:15.587579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098120/publication.txt
observed 631d9cd0ea170cefd4f916d0c550a5b6...
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.