OpenTechnical

OT-2026-000046407

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000046407) never changes.

Identity and time

Publication numberOT-2026-000046407 · never reused
Internal UUID01a0ae7e-57dc-70df-9087-af0fe5d7db51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046407
StatusPUBLIC

Content hashes

Canonical text266ac1a739695f3c36dce145d823ba61ea763c1d81bb2a5579544c089d9baa69
Markdown15660edc3fb6e24cb4dd9ddc8005b40ab4c7172c98be6e1db4d975c52e3c3bae
PDF
Publication page5aff89512bfc4373073e3abc5a67b4cfaa550428040ed51a10148d91153b1857
Manifest58254f919ba4541d2e987ba2460aa1766bb93e51b759b1e91b2bff6122e808b1

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
Signature5c22tyY9oPqGYMicRE0ODoftPChuiOUsuUveZQmNvtYfygK1cnUP4fCo28DKYf6QAL0kdH/emHvUDpNhrg9NDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:24.961524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046407
observed 5aff89512bfc4373073e3abc5a67b4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.942472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046407/manifest.json
observed 58254f919ba4541d2e987ba2460aa176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.922956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046407/publication.md
observed 15660edc3fb6e24cb4dd9ddc8005b40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:24.901673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046407/publication.txt
observed 266ac1a739695f3c36dce145d823ba61...
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.