OpenTechnical

OT-2026-000037828

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000037828) never changes.

Identity and time

Publication numberOT-2026-000037828 · never reused
Internal UUID01a0ae77-f889-74a7-8e89-e5a8cc48ccec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037828
StatusPUBLIC

Content hashes

Canonical textd3ca4790b9dc92a28a9efb33890503e13590c39cb2819dd9bf417d985bfcc9b9
Markdownda9e31d165a75db222fd25005d3f89fa94214214f39d53c67f39e80ca9e11c0d
PDF
Publication page3375749e782bbddc46f80f2585c08e2d28ea85ae2d34645ac0b653259744daec
Manifestb85f7bdf1e0546a4c5fc3fc3ce16c4ed58339ec8687cdc3f11b427e1d8f573ea

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
SignatureZyAXKzYFB9EpUrn8MOAqpU7K6ohFon9pvQxEwlCZDRO7RJe0KqZHiK74NWh580VDhYbV40ak9WRm7MFo0qgDDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:04.838940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037828
observed 3375749e782bbddc46f80f2585c08e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.822366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037828/manifest.json
observed b85f7bdf1e0546a4c5fc3fc3ce16c4ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.805351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037828/publication.md
observed da9e31d165a75db222fd25005d3f89fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.787476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037828/publication.txt
observed d3ca4790b9dc92a28a9efb33890503e1...
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.