OpenTechnical

OT-2026-000084532

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000084532) never changes.

Identity and time

Publication numberOT-2026-000084532 · never reused
Internal UUID01a0ae98-e25a-77bd-a479-af53bfcc463f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084532
StatusPUBLIC

Content hashes

Canonical text9ff9cfbfb8b952f8ed2a3bd9fb87a18dece79c58f7d5482fed6ab4475e1ddd58
Markdown956b00358c2b105fca6a9bd7621403a5a1c86dcc3becfbab08f560c476325490
PDF
Publication page092646cc74e5497e74612f311e287c4a56cf13a03b16acabc7b350749c0e020e
Manifest54702a70f54edce974948babf9d5a6b40bfc899ebf6e91801eddf77c733ec7bf

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
Signaturebw9qHN8/3sWzuxntxm+eMkO2qWFzIKT7Mwy3Eez6UinK3kc7bGrZ1UT8eIuPWlr1tvDSiOAA1KonWqyncPQSDQ==
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

2026-09-17T09:55:24.979035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084532
observed 092646cc74e5497e74612f311e287c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.959415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084532/manifest.json
observed 54702a70f54edce974948babf9d5a6b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.940124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084532/publication.md
observed 956b00358c2b105fca6a9bd7621403a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.921336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084532/publication.txt
observed 9ff9cfbfb8b952f8ed2a3bd9fb87a18d...
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.