OpenTechnical

OT-2026-000040541

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000040541) never changes.

Identity and time

Publication numberOT-2026-000040541 · never reused
Internal UUID01a0ae79-6d0d-7d55-8f84-9c918475c686 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040541
StatusPUBLIC

Content hashes

Canonical textdcc0014eba1e2676d88bc63939083b4cb16bf53002465b4847ae392bcbe1039b
Markdown7ee12c9d385cbeb58562e7c74f5375c0f8b732a8ed3719bad108bcd175211021
PDF
Publication page937da1202bba66786b989ce9aacf0f8a01a2019da287a159cc640c67b4e1bb4f
Manifest9a15c5f9284383487f54f9a96f9f6ed1a77cc63d71f1a78145a60e653c7848e3

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
Signaturesq/j4wdpHR76e6/I6JPPKmENYNEYzSD4buTFAJQ3E9nVcaOQCvpsBz7DfGAUgi+xxs9WyDGcrlhjZocOndPPCA==
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

2026-09-17T11:17:41.728918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040541
observed 937da1202bba66786b989ce9aacf0f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.712168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040541/manifest.json
observed 9a15c5f9284383487f54f9a96f9f6ed1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.694298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040541/publication.md
observed 7ee12c9d385cbeb58562e7c74f5375c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.677602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040541/publication.txt
observed dcc0014eba1e2676d88bc63939083b4c...
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.