OpenTechnical

OT-2026-000008850

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000008850) never changes.

Identity and time

Publication numberOT-2026-000008850 · never reused
Internal UUID01a0ae6b-31b7-7cd9-b48e-b416ed49044f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008850
StatusPUBLIC

Content hashes

Canonical text1d529018b667d0558eaab30f75dadc50e9009d43f160f94fcff583223ebb5e70
Markdown262f5d683f76663f810ea40f2ab33e3a884d76313185030d9c5df66f8b1c9746
PDF
Publication page14f435be8dd90a5be171ead9581f6a35bd14cdc982d5d72351174d9986276337
Manifest3a40da09de9852488bdef730bc2d2ca35249f77bf38d0de65616d75ab1077295

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
SignaturexEOzjebT8diFGwfip6v0FSbIAk1PrbKR2oi2wsDFg+WDKqA+g0K5iUKOrBZ8JaoPqgfx0mLmtKRtVAP856XDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:25.809168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008850
observed 14f435be8dd90a5be171ead9581f6a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:25.787279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008850/manifest.json
observed 3a40da09de9852488bdef730bc2d2ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:25.763142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008850/publication.md
observed 262f5d683f76663f810ea40f2ab33e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:25.738358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008850/publication.txt
observed 1d529018b667d0558eaab30f75dadc50...
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.