OpenTechnical

OT-2026-000039227

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000039227) never changes.

Identity and time

Publication numberOT-2026-000039227 · never reused
Internal UUID01a0ae78-9673-76bc-a8f6-8228b96327a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039227
StatusPUBLIC

Content hashes

Canonical text29eeb2aff493f653ee6f8f2f2b40e426970ceafa17470d33908221083f0ec9ae
Markdown7896d657ab0f79a4711971c8f7c1236981ffef2ef6b1c46d4081d484c408b4ae
PDF
Publication page3b831cd8c87ba9e8a6d17b83227efce6fc4f3134a3976adba9fea18f87b08284
Manifest1724d33186f5d42ba2fd21487c003a8523b2b3f863748b4ce68c939f12b362ce

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
SignatureACx+N2dnaFsLvKtl4QnG0/ObNHYZQBrmVAYwkbHnyopQEbuo9ph8mue1KX4qFploAfACTOU5xiRGhHY0WJE1BQ==
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

2026-09-17T11:20:46.785285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039227
observed 3b831cd8c87ba9e8a6d17b83227efce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.767104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039227/manifest.json
observed 1724d33186f5d42ba2fd21487c003a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.749581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039227/publication.md
observed 7896d657ab0f79a4711971c8f7c12369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:46.731127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039227/publication.txt
observed 29eeb2aff493f653ee6f8f2f2b40e426...
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.