OpenTechnical

OT-2026-000015108

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000015108) never changes.

Identity and time

Publication numberOT-2026-000015108 · never reused
Internal UUID01a0ae6d-ef47-7db5-9536-8bdacdbb3c49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015108
StatusPUBLIC

Content hashes

Canonical text9445d816a3a52122ea4c08ac4bcd06664e22b331200f4e228ef1dc57b9da8972
Markdown4a85718edd89cd5b16a1785928ae3a0eecfb987dada0633af3f3d2500bc09c09
PDF
Publication page7d8ac65cdc9cdbb83a1d4a3643b815fd65c971dfb56503c725ac08a13dbe2034
Manifesta0ca99ff8bc609787cbe0c1bd4e66351ae11f91ee9eda629c8b62e3b0c100fb4

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
SignatureEwpC6tqn7+IBq3WdV8pH9h9jAcA36PYyN/rB8s8FcSIglylcSLV1IdiBvMnwk+tjPciLreoivc/a2ZgZ1/5uDg==
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

2026-09-17T12:05:41.936099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015108
observed 7d8ac65cdc9cdbb83a1d4a3643b815fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:41.918041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015108/manifest.json
observed a0ca99ff8bc609787cbe0c1bd4e66351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:41.897670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015108/publication.md
observed 4a85718edd89cd5b16a1785928ae3a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:41.877302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015108/publication.txt
observed 9445d816a3a52122ea4c08ac4bcd0666...
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.