OpenTechnical

OT-2026-000101273

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000101273) never changes.

Identity and time

Publication numberOT-2026-000101273 · never reused
Internal UUID01a0aea3-c379-7866-ba31-67995256f390 · 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-2026-000101273
StatusPUBLIC

Content hashes

Canonical text0b57fd9e54e215f3ae2a7a5f3a3e4c60289c4dd5c9810b15afccc25d07e2c43f
Markdownacd5325565332f7323ba7d38699a869ffdde766d2e5a1842c61201630255233f
PDF
Publication page889b94b9b5305ea4c16b496c4b966d50b0a8237405753d9eafca3575415869f5
Manifestefcd24e4287e5b2800fe4ed3b1dcc10443e40bca155438444d826b7ba1bd5aae

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
Signature9357qamhgDS81ZDM0gfGY1EFqMJWX4MBON0LLpQLKXNQCGxycVYVY+jtUW/ywbP9HbbdHZMUi0V6Ms/CG/i8AQ==
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

2026-09-17T09:26:56.449193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101273
observed 889b94b9b5305ea4c16b496c4b966d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.431160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101273/manifest.json
observed efcd24e4287e5b2800fe4ed3b1dcc104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.411172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101273/publication.md
observed acd5325565332f7323ba7d38699a869f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.385220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101273/publication.txt
observed 0b57fd9e54e215f3ae2a7a5f3a3e4c60...
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.