OpenTechnical

OT-2026-000101205

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000101205) never changes.

Identity and time

Publication numberOT-2026-000101205 · never reused
Internal UUID01a0aea3-c378-7978-a557-e0204b5ff91c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101205
StatusPUBLIC

Content hashes

Canonical text604556ffe3e079ae765df7dd337fe02166525d705f3d4c47b2e459a22dfd9336
Markdowndcc35b386c1bbae9cf4ff4ddcf986b3b83d12121f34fc3fbfcb84d38f1cb794f
PDF
Publication page5225ca8143554dd30b9b0fd8d7d64754be34e01b6f371308ffa873640ed2418b
Manifest9c3ff3e91cc3fbe6d3094be12250d137e609cf9c31d69d3125a57d2ac2a2ad2b

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
SignatureBF6fgR20bXTXqffhykwuY8YJhVTUwAjtel/jXxGxRiuJUnKTHVJig0LmOcYIZl8sOlLL/mzDD0SG7ExtHGiYBg==
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

2026-09-17T09:26:51.423146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101205
observed 5225ca8143554dd30b9b0fd8d7d64754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.403495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101205/manifest.json
observed 9c3ff3e91cc3fbe6d3094be12250d137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.375269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101205/publication.md
observed dcc35b386c1bbae9cf4ff4ddcf986b3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.358763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101205/publication.txt
observed 604556ffe3e079ae765df7dd337fe021...
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.