OpenTechnical

OT-2026-000058653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000058653) never changes.

Identity and time

Publication numberOT-2026-000058653 · never reused
Internal UUID01a0ae88-f39d-7161-8846-31fe2c1fbc21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058653
StatusPUBLIC

Content hashes

Canonical text264a3111ade72a117b7d53ad0e0ea76bd5780a5a1c45b1623b37b9c7533eb0a8
Markdownf0ae3cd11ea98fc971662a69425b6c96218509dcb932b3f6217191c7e47b2cc1
PDF
Publication page1568d1704fe3136c3f15a8f5c98d924379c939545fa77a14e4ae53c1a3ef52e5
Manifest39a6eb0f4cdb19fcb2ecbc47f4ccb160073c35360223b9a6b2ceb9844e2af520

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
SignaturecQiciBHceCf66CC49Qhxoqj9qOlguD60DprxGb+yVAGEEpBnPHdLuTqipT3Alz1fc2FlKiVr6hjwf3VX06wFCA==
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

2026-09-17T10:47:09.990802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058653
observed 1568d1704fe3136c3f15a8f5c98d9243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.972428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058653/manifest.json
observed 39a6eb0f4cdb19fcb2ecbc47f4ccb160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.954845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058653/publication.md
observed f0ae3cd11ea98fc971662a69425b6c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.936369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058653/publication.txt
observed 264a3111ade72a117b7d53ad0e0ea76b...
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.