OpenTechnical

OT-2026-000044405

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044405) never changes.

Identity and time

Publication numberOT-2026-000044405 · never reused
Internal UUID01a0ae7c-39d7-779a-81b0-e6a8b568349c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044405
StatusPUBLIC

Content hashes

Canonical text43ec6b16e558ca805341feb870edb9b63d4301f52eb26b3248e47d0b7e34c196
Markdownb4978e5976899062532ca0b4bdd8c9ea15053818980ff0b9e4d3fcc372d4db6f
PDF
Publication pagecf253aaaecd9527c80a19e0a3f1f2d640ea55540eedb710d1df75be888d3c2a1
Manifest6bd338fe0f38bc2e81e95e75eedfbb9f20834f6791bec5e95176de7104100c11

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
Signatureu6TZuWZz7xeu3f8cW/p0MXlNcY/961Ar2bv4G0qNTKPxV51v0T+lrQJQvpZSZHjgZoU2G6J204D7EO/+nQGcCg==
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

2026-09-17T08:30:40.295055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044405
observed cf253aaaecd9527c80a19e0a3f1f2d64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.278674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044405/manifest.json
observed 6bd338fe0f38bc2e81e95e75eedfbb9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.261286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044405/publication.md
observed b4978e5976899062532ca0b4bdd8c9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.081846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044405/publication.txt
observed 43ec6b16e558ca805341feb870edb9b6...
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.