OpenTechnical

OT-2026-000012560

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000012560) never changes.

Identity and time

Publication numberOT-2026-000012560 · never reused
Internal UUID01a0ae6d-39f7-795b-8988-b132b507b39b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012560
StatusPUBLIC

Content hashes

Canonical text374179b0ef9cb91b6587e1795c72544504b7673f98e70246b359711623c712ca
Markdown2868f9dca10717a287a3d8ee8c122fa894445df77cbc4302fa4a3af57cabfa5e
PDF
Publication page18c72b529d07c34ed654dba9a24d65dbe398fe2a0402210efdb830cf63f3f397
Manifest2bcd3ffde8f65f666b34332d35fdb7c38649842414c9cf6f9ce0817b51c649f2

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
Signature9w2W+SaOBRs6khG1U00c8VlghWSOeaBO/C3VWIWgB7ApLz4WscyNfZKq6i4VVhwGsd7qOwu9nldrJ4IC4fIbBA==
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

2026-09-17T12:12:06.473707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012560
observed 18c72b529d07c34ed654dba9a24d65db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.453283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012560/manifest.json
observed 2bcd3ffde8f65f666b34332d35fdb7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.434140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012560/publication.md
observed 2868f9dca10717a287a3d8ee8c122fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.415540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012560/publication.txt
observed 374179b0ef9cb91b6587e1795c725445...
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.