OpenTechnical

OT-2026-000099191

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000099191) never changes.

Identity and time

Publication numberOT-2026-000099191 · never reused
Internal UUID01a0aea2-8288-70be-9fc1-0004163b39d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099191
StatusPUBLIC

Content hashes

Canonical textb10431c6116650abf0b4dde06aefac0fbe79066557a33599a50dcdf1da440635
Markdown438f5bb9f2d54df974d3cf9c9a8c3c4b0c0642b6c36c19823471d496eda628e9
PDF
Publication page06da85c922f5c1ac0e6d7543f30b23abdf353f820f8d0c593b26083711b16132
Manifest0ab7dde35c20cee8dcce65b76ea6b9ec6d60c4fb086b56b416f74fdcff8eeb43

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
Signaturexuc6NFVHbiWbq2NNcqoO40TaQAjKBAs7IUCpOy1oTWfHDBA9NgRMNp9QkGJKaA5ca0vrwRGSThdBgH5RnsrnAQ==
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

2026-09-17T09:30:34.838749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099191
observed 06da85c922f5c1ac0e6d7543f30b23ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.819662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099191/manifest.json
observed 0ab7dde35c20cee8dcce65b76ea6b9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.801484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099191/publication.md
observed 438f5bb9f2d54df974d3cf9c9a8c3c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.781195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099191/publication.txt
observed b10431c6116650abf0b4dde06aefac0f...
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.