OpenTechnical

OT-2026-000070454

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000070454) never changes.

Identity and time

Publication numberOT-2026-000070454 · never reused
Internal UUID01a0ae91-545f-70f6-aa53-6c369a8c489f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070454
StatusPUBLIC

Content hashes

Canonical text54ebd8334a52242d08f8f3d0aa97d2cf38d977d9bc5f69c7f8b5a9c07cdc6840
Markdowne6dc1db6b6568347fb671529ab274e4a5afd9990226915c69cfadb76818b9c22
PDF
Publication pagec64e4396039c72bbfb8e22effd988009254c1f23b31b011e15c40bd6a70b58a2
Manifest80690a03dc97e6084ecaa3039242dd11a3abfaa4d48e1c681efebab3d80da662

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
Signature4cAPj2tdWVKPsIls3mTMNgheFDEcRjq8pNkgOuSgafSFdi+h0zoDNZ9M/JYwrglxSFuyqPJZ2QwkI0hd2FY5BQ==
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

2026-09-17T10:26:16.741955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070454
observed c64e4396039c72bbfb8e22effd988009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.723723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070454/manifest.json
observed 80690a03dc97e6084ecaa3039242dd11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.705488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070454/publication.md
observed e6dc1db6b6568347fb671529ab274e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.686719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070454/publication.txt
observed 54ebd8334a52242d08f8f3d0aa97d2cf...
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.