OpenTechnical

OT-2026-000080024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000080024) never changes.

Identity and time

Publication numberOT-2026-000080024 · never reused
Internal UUID01a0ae96-4377-739e-8266-af014845b40d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080024
StatusPUBLIC

Content hashes

Canonical text3a5bdd618818a148bd6800cae269b5e2d6faa4891ee7d0b9e541067b7a37349e
Markdown505b3df805d9808767446d17b14470c6b5e5cb64c05011afb94b0a936a3a4581
PDF
Publication page5e92eaf4ae3b642eddfd7c14502ff075182e988f0444f3ed65fbd438a5c6d884
Manifestdda184008c44439d6724e0190cdd6387417a161f8760ecc79c827a837325e26c

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
SignaturesJcdsmtDB0OiWS9H8hgdPxsqVGT02hBf1V2Wny3ZY8G+8BScYOricUqDo7L9zE2VE/rVlr1NP2g4E0zvZOnoBg==
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

2026-09-17T10:03:56.737999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080024
observed 5e92eaf4ae3b642eddfd7c14502ff075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.721719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080024/manifest.json
observed dda184008c44439d6724e0190cdd6387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.703289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080024/publication.md
observed 505b3df805d9808767446d17b14470c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.685263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080024/publication.txt
observed 3a5bdd618818a148bd6800cae269b5e2...
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.