OpenTechnical

OT-2026-000067336

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000067336) never changes.

Identity and time

Publication numberOT-2026-000067336 · never reused
Internal UUID01a0ae8f-6bd7-7cab-9b0f-410f68078df5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067336
StatusPUBLIC

Content hashes

Canonical text55080cc8e782654cfef80fbd127ade2b2ebda946d48c1d068e2b3874c0c75135
Markdown198527a948f89469863d438aedd28169465f8acae0f6abf86fd44ce441f8ffa9
PDF
Publication page3436eada5138d31e38043c81da9f8c470e4ecadce9d4d747e18beb959a8d244f
Manifesta6063b2033975cb00cd999a00d99dd5c7b3cbad6042689ba3bc420343879232a

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
Signature36RpSF/7dgxwWLE5Qp/AIvRF2JQpYSUck3zHZPrxYiWfc182XpULfwQaAIAs0IaOzhCN/eil1YUGYdqzEoe4DA==
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

2026-09-17T10:31:31.045042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067336
observed 3436eada5138d31e38043c81da9f8c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:31.028534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067336/manifest.json
observed a6063b2033975cb00cd999a00d99dd5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:31.012815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067336/publication.md
observed 198527a948f89469863d438aedd28169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:30.995844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067336/publication.txt
observed 55080cc8e782654cfef80fbd127ade2b...
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.