OpenTechnical

OT-2026-000098199

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, 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-2026-000098199) never changes.

Identity and time

Publication numberOT-2026-000098199 · never reused
Internal UUID01a0aea1-e964-7733-9fc5-98856cce064e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098199
StatusPUBLIC

Content hashes

Canonical text647587dcf1ec9b9b3d8bc998806a631741553286f4892e438c6d7be2e6f0fa63
Markdown129832821dcab88ae99aeb94c749862c43076cec4b50937d866225ec2b7de0b3
PDF
Publication page0c85c2e426cea64fa5c5a6f68405c235858ac278b7b73ce7a8f9bbb18faee01f
Manifestf5e925d859b286e795402205c10b4c503869bf68bf842102926a5644734c10fc

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
SignatureAeo+FRaVToJy/M3XkMU2fIMLOFwspPSh0ZqAu1vhNQmGdb7d0KxTAuhOnJQGJxoq9d7bFAHqCKtZugC0JCYZAQ==
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

2026-09-17T09:31:21.552391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098199
observed 0c85c2e426cea64fa5c5a6f68405c235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.534643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098199/manifest.json
observed f5e925d859b286e795402205c10b4c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.517647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098199/publication.md
observed 129832821dcab88ae99aeb94c749862c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.498331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098199/publication.txt
observed 647587dcf1ec9b9b3d8bc998806a6317...
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.