OpenTechnical

OT-2026-000104496

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000104496) never changes.

Identity and time

Publication numberOT-2026-000104496 · never reused
Internal UUID01a0aea5-3422-7132-a96b-55027b3ee6b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104496
StatusPUBLIC

Content hashes

Canonical textcd3b02fa41d3c1d9761695fc316c7becc288bcbc2168cb4c261439e2bb270a34
Markdown596d9bc3f445b02fd744aa2173a283421f7dd4a2fd3a957f27adc598ef791d62
PDF
Publication page8e0a610bed809a879e584a5c9efd009ae3cb962b1fe08ee47d976fdb46f4ff0c
Manifest08652a610807caa35d04afe4ded75b7b6251e27208892ba69136ed7ca4df728a

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
Signature0HQ189fqh/kghCeCD8o1LwPD/pQ7imqBOM5GG+PLnoGRNn5XCEol10M3n1JRTweA4U8d3060KaCcn+bFvw94DA==
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

2026-09-17T09:21:47.290684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104496
observed 8e0a610bed809a879e584a5c9efd009a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.273713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104496/manifest.json
observed 08652a610807caa35d04afe4ded75b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.257277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104496/publication.md
observed 596d9bc3f445b02fd744aa2173a28342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.240076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104496/publication.txt
observed cd3b02fa41d3c1d9761695fc316c7bec...
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.