OpenTechnical

OT-2026-000086737

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000086737) never changes.

Identity and time

Publication numberOT-2026-000086737 · never reused
Internal UUID01a0ae9a-2c99-770b-badf-901ab2560d33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086737
StatusPUBLIC

Content hashes

Canonical text9c97b01c679a6bb09040f03fa44393447f6d2722a5805e5916f4125673a49d05
Markdown7e1331bf4d3e73f03f20ac56457c548d9d16f838c86c3cd283d3ede38ab6de9f
PDF
Publication paged87b9f509e2ec2fc1e061083d7cf027516cb0e804acc5fa7b29dc289122e6684
Manifest74300bd7107a893180ac77fbf65a53c44b74cd290fb93e678b3f8a894213ad1a

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
Signature2M+KAfKcJikirZo+60LOTyQecifHErHf0MheGsBTvmr29ZC5XDUjFCEPGzxmZD/qdzXk13BGAxP0x3GOPqf+Bg==
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

2026-09-17T09:52:37.042098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086737
observed d87b9f509e2ec2fc1e061083d7cf0275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.024962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086737/manifest.json
observed 74300bd7107a893180ac77fbf65a53c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.008283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086737/publication.md
observed 7e1331bf4d3e73f03f20ac56457c548d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.990984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086737/publication.txt
observed 9c97b01c679a6bb09040f03fa4439344...
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.