OpenTechnical

OT-2026-000101829

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101829) never changes.

Identity and time

Publication numberOT-2026-000101829 · never reused
Internal UUID01a0aea4-0e18-724e-889d-f71e9fad0a5e · 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-2026-000101829
StatusPUBLIC

Content hashes

Canonical textd3bea2a22d1e3acb5e5c394d34042af020e6ac83dc4f07bda7c6be5c1c53a79f
Markdown70f98ff8a922da90980527ff474eb4fff11554dd68db1712551a6ba2525fdbcd
PDF
Publication page63d62781eaf99f3de69f2b81e831f08c4b649df737a44a46c24d9ccaf9ebee5c
Manifest8957bd204a9ebac286a459581d65cc064a31de937509645c4110d40b0fb698cb

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
Signature8F2BYVC58Y5ZhpiLGQs9HmgjsVTP0C5YT0o6MkvCz5S1YdRW3RPQF46ljZ+YRb213hpuvefZlw+H2rW8wJ0/Dg==
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

2026-09-17T09:26:19.849221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101829
observed 63d62781eaf99f3de69f2b81e831f08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.828588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101829/manifest.json
observed 8957bd204a9ebac286a459581d65cc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.809172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101829/publication.md
observed 70f98ff8a922da90980527ff474eb4ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.791428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101829/publication.txt
observed d3bea2a22d1e3acb5e5c394d34042af0...
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.