OpenTechnical

OT-2026-000071068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented before 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-2026-000071068) never changes.

Identity and time

Publication numberOT-2026-000071068 · never reused
Internal UUID01a0ae91-8c2e-76ad-a0ee-8acc8cf39c51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071068
StatusPUBLIC

Content hashes

Canonical texta078533805580eae3118d7e83b4ea78a7d12f04497c460878d7c5392d0e110eb
Markdownb75cc60b4952f87a4554b58812016a6a5aa376a6e934a448a205e25773fd13a9
PDF
Publication page28796efe63c80781b6a56ac80c0e07cb2d55aea0554b628e80b73ba8853517b3
Manifestd903d3783a29dd9e8736ef6d0111c3eeb4084162c419670af6b5b1152ee31ccb

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
SignatureJnf8brJwjHDpoSp8XNnJaPbWY56UQzFNR/AsuwcqBaj5m74y7iNI9GIsbwJ4kvcFhp73MxAZKkcOWI/Grf2UAg==
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

2026-09-17T10:25:55.720324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071068
observed 28796efe63c80781b6a56ac80c0e07cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.704796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071068/manifest.json
observed d903d3783a29dd9e8736ef6d0111c3ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.687031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071068/publication.md
observed b75cc60b4952f87a4554b58812016a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.669923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071068/publication.txt
observed a078533805580eae3118d7e83b4ea78a...
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.