OpenTechnical

OT-2026-000037104

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000037104) never changes.

Identity and time

Publication numberOT-2026-000037104 · never reused
Internal UUID01a0ae77-7740-7da2-bc97-f17e5b47fa02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037104
StatusPUBLIC

Content hashes

Canonical text177c74f92ec3d324cf70d1e5c51d447e4cf74941d14217c7f331d98e4a6291aa
Markdown1c94443c7e5775e32ea1625a2e61a9d3e0bf864cd88801ae2dd2c18b7ff10af1
PDF
Publication page1eaa3fe648dd57a7b89fbd76f27a72e381606febfaf6ff0d23f41cd583b2de6a
Manifest27a880eb2bbc3361a0dedc1b67acc7f3818fc67842dd1326dcc1ff63be51c8b0

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
SignatureRUoN15yo555KIHzc6PpPjjMjh1dYYVceuNKyV4mrWZ/1xcBDxy1YvCp0/zJavL09PIXhcV/Cp7dhQKG4MyV0DA==
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

2026-09-17T11:24:58.310393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037104
observed 1eaa3fe648dd57a7b89fbd76f27a72e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.294492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037104/manifest.json
observed 27a880eb2bbc3361a0dedc1b67acc7f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.277857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037104/publication.md
observed 1c94443c7e5775e32ea1625a2e61a9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.261814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037104/publication.txt
observed 177c74f92ec3d324cf70d1e5c51d447e...
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.