OpenTechnical

OT-2026-000035492

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000035492) never changes.

Identity and time

Publication numberOT-2026-000035492 · never reused
Internal UUID01a0ae76-b4c4-7c98-b3de-431a38aec5c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035492
StatusPUBLIC

Content hashes

Canonical text61529177071b8814178fdf9b132fc38b707c1ad28497b153b26814b5af540f2d
Markdowna29b691ce292f37dca2f0f42efa986061b356fcb078cfdac3fa7640c78fdb72e
PDF
Publication pagea39d9379e0aaf22cfff26a4178ff3ce686e0782145b0168d6df983dc379cf6f4
Manifest8bdc0eac8cd99fa3f792539863ce37a001290d5fb0d9c7f230305c0b366f9893

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
Signaturejkk4MHMDmb5nNDsCicV4/VYoDly5LPgnlPfrVlCSohSNFot/N0cBZfn3Nxi1+63yjpWRj7D5Thj2v3D21v5PCw==
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

2026-09-17T11:26:54.416379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035492
observed a39d9379e0aaf22cfff26a4178ff3ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.400843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035492/manifest.json
observed 8bdc0eac8cd99fa3f792539863ce37a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.384952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035492/publication.md
observed a29b691ce292f37dca2f0f42efa98606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.366951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035492/publication.txt
observed 61529177071b8814178fdf9b132fc38b...
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.