OpenTechnical

OT-2026-000092659

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000092659) never changes.

Identity and time

Publication numberOT-2026-000092659 · never reused
Internal UUID01a0ae9d-b5ff-7e10-a50d-f3db7ec7a329 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092659
StatusPUBLIC

Content hashes

Canonical text4dcbb62d266ac9de60ff45e81507249e7134f8899ffb9ae9168f70ac3f2022aa
Markdown771c0e0466f8d98d06a3a9f67b850eeb4f64700a67a37d6b28d539b3f15127fa
PDF
Publication pagef9e6c5de34944fccf7abd9f947f2f3ad90371088a5e5deb7a0cee0167473a892
Manifest4b58c1e4bdd91eba0515e0fda5c4eaa7316e4066e2c630e111a125a7d10a1dfd

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
SignatureExkW9Ta/eoFs0N/Zd29tQwtJINk94IOUQzQ7qf9qpEE3pv4yhuh0Ap5HtGKxZ4k76oAOLbkffKvqKiHS13PGDg==
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

2026-09-17T09:41:16.093550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092659
observed f9e6c5de34944fccf7abd9f947f2f3ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.077791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092659/manifest.json
observed 4b58c1e4bdd91eba0515e0fda5c4eaa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.059901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092659/publication.md
observed 771c0e0466f8d98d06a3a9f67b850eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.042205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092659/publication.txt
observed 4dcbb62d266ac9de60ff45e81507249e...
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.