OpenTechnical

OT-2026-000087056

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, sustained 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-2026-000087056) never changes.

Identity and time

Publication numberOT-2026-000087056 · never reused
Internal UUID01a0ae9a-9f2d-7363-a416-5be724d58e87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087056
StatusPUBLIC

Content hashes

Canonical text0ee307ca91abf721c292e16cbae77d88215d27d528b12c2e55d54c2f299ac216
Markdownbc95f1ee6130a6330ece9ca6b7868bfe1c7e7e32f421a2f1cb71beb37881cda1
PDF
Publication page4de6ceeb548cc171f2e5972f7658d11bb52066d279208f2cff114a4f2563d23d
Manifestd32b55f787f248e36789345c2d48f8037662cd2d711fab100f30f0c961006e30

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
Signature+uQWUU8MzohF1GDDBhDwxxdB8R3SIp8QxN6dvNc3JBiSsFP2A9S1lzqX9ES/WCnfOflwTp2I2fuTMpF7fQgeAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:18.229559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087056
observed 4de6ceeb548cc171f2e5972f7658d11b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:18.212913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087056/manifest.json
observed d32b55f787f248e36789345c2d48f803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:18.197421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087056/publication.md
observed bc95f1ee6130a6330ece9ca6b7868bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:18.180744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087056/publication.txt
observed 0ee307ca91abf721c292e16cbae77d88...
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.