OpenTechnical

OT-2026-000079054

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000079054) never changes.

Identity and time

Publication numberOT-2026-000079054 · never reused
Internal UUID01a0ae95-ccbf-7d29-a378-63999fab069f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079054
StatusPUBLIC

Content hashes

Canonical text13150b20aa352775d5858946191cf993db9c4187782935e06479c1ab664b421c
Markdown87c609624de00d7fa07e846b91677763141d8424e0e4e33d44b54438316a95c5
PDF
Publication page1ecd7f722658de728b8ec60ea59439f728cd608ac1be6f25fab5baf0669d4cca
Manifeste6647706b75e891f9edb832531a41a7a92eb9f14e89fb407c0d0414c261b9384

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
SignatureLvOI5ycDg7t0Vw1kg9oyCrrb3W/Y60jqkdUDuWuXLhXOOrKKtbrgu1uiGfvo9coTtkiyQUoa12hGvSAXvczeBQ==
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

2026-09-17T10:05:53.758843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079054
observed 1ecd7f722658de728b8ec60ea59439f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:53.742281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079054/manifest.json
observed e6647706b75e891f9edb832531a41a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:53.723850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079054/publication.md
observed 87c609624de00d7fa07e846b91677763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:53.707427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079054/publication.txt
observed 13150b20aa352775d5858946191cf993...
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.