OpenTechnical

OT-2026-000021104

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000021104) never changes.

Identity and time

Publication numberOT-2026-000021104 · never reused
Internal UUID01a0ae6f-865b-7dc1-8482-c949b546e963 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021104
StatusPUBLIC

Content hashes

Canonical text4591cd8e436c21f9a45bd8cd5317c632e536a4a33edf7fe7ccb351d7071c290e
Markdown3742877b7eee60f6f52828fa875afd5b282e5e4d857ef5c01c03c86d8932f1a6
PDF
Publication page3b3a665f8f574457c1068d3c3889e55c1ef3dd0e4e76e1f8330e8a141865dc1f
Manifestc2a0b5b9a770a6a34430cd7cf91ed78d2af253d828a2d67e2408818e4eae7fbe

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
SignaturegluvIBlxTQH7PmBbscm0Yzw3SlyE74f3usfgoXGPFFpiAID/50EFbtp6BhUSQXL9MoujKj0uGQMPgyB9GUFlBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:50.556230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021104
observed 3b3a665f8f574457c1068d3c3889e55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:50.492267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021104/manifest.json
observed c2a0b5b9a770a6a34430cd7cf91ed78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:50.472619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021104/publication.md
observed 3742877b7eee60f6f52828fa875afd5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:50.414580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021104/publication.txt
observed 4591cd8e436c21f9a45bd8cd5317c632...
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.