OpenTechnical

OT-2026-000034675

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034675) never changes.

Identity and time

Publication numberOT-2026-000034675 · never reused
Internal UUID01a0ae76-1ed1-7845-a4f3-5bd1036496ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034675
StatusPUBLIC

Content hashes

Canonical text2c1710128b6135f55dca51097b26a2ef70cbc1445aeca4142bcba4a4373463e5
Markdownade1fc37a121b826e5498280ea662c8d33fc53fd9b4b4ba8d7dfd6d8d1effe33
PDF
Publication page3bbbf8cf5159d1ce3dd38589ae6c8b0cc0aa70c4c096d9872c712989c70f0d5a
Manifest2b8698983b34d4a9a1eeccfc780f66891bc7c92a9557fd5ad89be4e760a36c90

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
SignaturemPZOmWjpHOunqRe/foYH5+7wOYjf07VRSsMMjH6vcApnxA4J+7onCS53uh/9uU5fn8B+dXzCLa9u7Kv8k0miDw==
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

2026-09-17T11:29:04.928435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034675
observed 3bbbf8cf5159d1ce3dd38589ae6c8b0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.909325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034675/manifest.json
observed 2b8698983b34d4a9a1eeccfc780f6689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.887304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034675/publication.md
observed ade1fc37a121b826e5498280ea662c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.869038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034675/publication.txt
observed 2c1710128b6135f55dca51097b26a2ef...
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.