OpenTechnical

OT-2026-000040248

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000040248) never changes.

Identity and time

Publication numberOT-2026-000040248 · never reused
Internal UUID01a0ae79-26ff-7587-a435-0c2df3b8f943 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040248
StatusPUBLIC

Content hashes

Canonical textca713a8970e60a0a3ee5e203dd57b793f1d719b6303b60d72efe9aa9c60d571c
Markdown21c0c05e1053abeb90ee8ecff758563e779ee8dc1736f81341a6a2a0c8ac8b6d
PDF
Publication pagea7c0bb8691e09463d9fb6bd3b481116f2c3e5e2bc942bb4394b99c7e95d826f1
Manifestc19e384d7061bd241152abc662e2b4eeac088d671bb1d8bb6a4ea116f074400c

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
Signature78ezleEwZUnbhFb4QRH2AMtIDDMwRs+pB6wRfN8vfrtQPjXcZmIpNw660TXhqj3eGWCBCoD3zKZWjiCswTnzCw==
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

2026-09-17T11:19:08.577337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040248
observed a7c0bb8691e09463d9fb6bd3b481116f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.559705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040248/manifest.json
observed c19e384d7061bd241152abc662e2b4ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.541878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040248/publication.md
observed 21c0c05e1053abeb90ee8ecff758563e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.523918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040248/publication.txt
observed ca713a8970e60a0a3ee5e203dd57b793...
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.