OpenTechnical

OT-2026-000079326

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000079326) never changes.

Identity and time

Publication numberOT-2026-000079326 · never reused
Internal UUID01a0ae96-0b90-7937-88da-73d75fbbdbe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079326
StatusPUBLIC

Content hashes

Canonical text61556e6c763e87523ace0bdb2cf191f2b837c59f6f25f4d8106479f030f61647
Markdowna8856a63419332fd26f624cf80273fc20e6074b7e7bdf00601a991bb4e0e490d
PDF
Publication paged14814147e06e924a7a4a2ef11037f4c7a52fa2f42e0acd39444937f1e128952
Manifest8fc91870fbb686e239cdf250a64cd5fe9dc97d1c0c33a2769b2396e9e0649919

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
SignaturewFVWZaNjCPzXMvaDWPFbTIH8reAK+9Cpc4ncC2gu2d67nWu+WzzCmzvdswAYTCFhO9+hW88Ws1y5N62W+NsOBw==
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

2026-09-17T10:04:56.320645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079326
observed d14814147e06e924a7a4a2ef11037f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.301452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079326/manifest.json
observed 8fc91870fbb686e239cdf250a64cd5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.280646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079326/publication.md
observed a8856a63419332fd26f624cf80273fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.261640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079326/publication.txt
observed 61556e6c763e87523ace0bdb2cf191f2...
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.