OpenTechnical

OT-2026-000101770

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101770) never changes.

Identity and time

Publication numberOT-2026-000101770 · never reused
Internal UUID01a0aea4-0e17-712f-bf6c-96699d159224 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101770
StatusPUBLIC

Content hashes

Canonical text99584fac8059acb30f09214961c59df34b007e3be556b88109e35699884c9b09
Markdown3e61ef54d7e039cd8601c1e5e30049f1307e44665706e545ad2e4adc625f2b69
PDF
Publication page285fd5bd8661cac60ff79a750d803a9447d10ffd3baca933052ab2e6e3d0c733
Manifestec5d6172de9ed5218f7025907effd7320434547c846f67e97d4c38fe75535306

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
Signature22eoZK5zSPH8UlI3C8hSYH+Oh/uLMSde4N3qM17kWCdqmTSxN5GImGlu/I4j3TZ0T05lWYlPuOxtjC4pnTkeCw==
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

2026-09-17T09:26:15.762015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101770
observed 285fd5bd8661cac60ff79a750d803a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.744144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101770/manifest.json
observed ec5d6172de9ed5218f7025907effd732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.722107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101770/publication.md
observed 3e61ef54d7e039cd8601c1e5e30049f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.703425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101770/publication.txt
observed 99584fac8059acb30f09214961c59df3...
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.