OpenTechnical

OT-2026-000058764

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000058764) never changes.

Identity and time

Publication numberOT-2026-000058764 · never reused
Internal UUID01a0ae89-479c-7b4f-9d7c-523c0a0f6632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058764
StatusPUBLIC

Content hashes

Canonical text02e19cc14d277f6b49dc0344ca93a6f5098b69de7113d7ebaeb4aeb25b4b5ead
Markdown69f6d176e8cdea7b8da40ea673be85fdebeac9bff6eb27b5172ca315e60cf9cb
PDF
Publication page0f2a35acf7a588331958254667cd6f8dfbe81b09525d8f1df7676fe10c0d8011
Manifest8311334f833366fb06961ba787a08bd9ad26f69df682cd7d278b6ae8bf910d31

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
SignatureBsQ+zA0qFZhl22JZ7tjKjv0XlL7DBPSI6T5TH3dZUDL5FVRTInwRxZRNEXw18Qne7Wk7mXXYSV5xo4QwW/5kBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:16.422989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058764
observed 0f2a35acf7a588331958254667cd6f8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.403232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058764/manifest.json
observed 8311334f833366fb06961ba787a08bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.385898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058764/publication.md
observed 69f6d176e8cdea7b8da40ea673be85fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.368657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058764/publication.txt
observed 02e19cc14d277f6b49dc0344ca93a6f5...
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.