OpenTechnical

OT-2026-000055424

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055424) never changes.

Identity and time

Publication numberOT-2026-000055424 · never reused
Internal UUID01a0ae86-a101-7e3f-883a-f0dd8f70ec44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055424
StatusPUBLIC

Content hashes

Canonical text05f9e833c37ced024cdf748c482043515e3c09f7fd54a51f4d78f3e48dcc2956
Markdown9bdec01a589d0e8009f8f66d8d8b685a4ffd30498eaae8c1ca62deea5c9fc4c2
PDF
Publication pagebc6fe8c8d7f6183227eba66b25f7c3dadb6d551caaf9c3227a63e4831e111fd3
Manifest9c6822fce3721628709d7961e204e56ad3401267b5434ac410c337567877cbef

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
SignatureyEPDMo81tWveQi0YNNTvmSI5Tm/+ArhXWT/8FagKIJUWv9KROTUdOIC8QVSyaTXjWiQwsw8RX5W08xgxu0iaBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:04.269344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055424
observed bc6fe8c8d7f6183227eba66b25f7c3da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.251745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055424/manifest.json
observed 9c6822fce3721628709d7961e204e56a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.233304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055424/publication.md
observed 9bdec01a589d0e8009f8f66d8d8b685a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.214453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055424/publication.txt
observed 05f9e833c37ced024cdf748c48204351...
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.