OpenTechnical

OT-2026-000080470

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000080470) never changes.

Identity and time

Publication numberOT-2026-000080470 · never reused
Internal UUID01a0ae96-7e78-73d0-939d-97823487e137 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080470
StatusPUBLIC

Content hashes

Canonical textc262b31fb230f244eea63863b907f52b9d4b4cc16f2f7ed1483c6c0aff53241f
Markdown079f9ba6979932965ed287b62c294e50ad97a7f14d2e1430b00b508788b07fda
PDF
Publication page52076826de5012bf515d0b88d5fa14fe2a14df4b9818f5bfd72d097589c953af
Manifest15f847ded658a3f8ef9a9441483762f6f6b442d619412c86db7d8f13fbdad3e1

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
SignatureM/tZaS7J7XSOtw94pkigqx40OxPBLZgDF6IzDwfkfciyTrZfzfmVcQ9wrWKvGxUV52qlYHkKIIuoJTmVGDC3Ag==
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

2026-09-17T10:02:59.404881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080470
observed 52076826de5012bf515d0b88d5fa14fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.386838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080470/manifest.json
observed 15f847ded658a3f8ef9a9441483762f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.368439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080470/publication.md
observed 079f9ba6979932965ed287b62c294e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.350534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080470/publication.txt
observed c262b31fb230f244eea63863b907f52b...
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.