OpenTechnical

OT-2026-000076676

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076676) never changes.

Identity and time

Publication numberOT-2026-000076676 · never reused
Internal UUID01a0ae94-b06f-7580-aaa1-7e0f3b79a6eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076676
StatusPUBLIC

Content hashes

Canonical text5d31860a932fe9bddd32a4cfdace150da194902aeffa5b5e62158407b4fb7a92
Markdownd12755a6ab1c11ee0bd45d43dc17ed13485d3d4f4d0b36910483271eb372943d
PDF
Publication page22bec8d6d9379ad1b25487ecdec094e0e200ad957fe13d329f27321072b9317c
Manifestae018070cadea165a198c9c48cd99824ba0524e17d6768139bcc5101ff3299b0

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
SignatureZKdld1mRbmjHovE9mb72yyofQTq9zcy1nTfNZwPuHHyIgvknHRx/ZbqilQ5adFko2mwFzfT42Zi5oJcvHp6GCw==
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

2026-09-17T10:09:25.662487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076676
observed 22bec8d6d9379ad1b25487ecdec094e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:25.644838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076676/manifest.json
observed ae018070cadea165a198c9c48cd99824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:25.625869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076676/publication.md
observed d12755a6ab1c11ee0bd45d43dc17ed13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:25.605139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076676/publication.txt
observed 5d31860a932fe9bddd32a4cfdace150d...
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.