OpenTechnical

OT-2026-000055152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055152) never changes.

Identity and time

Publication numberOT-2026-000055152 · never reused
Internal UUID01a0ae86-5e82-71a9-899c-93dce2960cc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055152
StatusPUBLIC

Content hashes

Canonical textf6a17a90fbeb9fa7418c2a0e448aaf38c663adb4c110bd728c4a9ca95182e8ee
Markdown4d945deaa5aad86a7e72b8e9804b6fbd9ac2209d4e66a23dc114d22c92cb7abb
PDF
Publication page615894154252ad0d3df2901cb5895559063679a54f2c7c5be76336d6bd582425
Manifesta347d4820a2b4e625e2dabf1d264a7b39a837af8d7190cecb516b03ce9cff8f2

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
SignaturetEzzrmM6eZWSdHVQZ4kULfpUIRvZdSMTBaMuv+8Y2XajjepTPGzOEkO29Mi2CIaeVfzcf3cQA1i3C4DAlacEAQ==
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

2026-09-17T10:53:19.966489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055152
observed 615894154252ad0d3df2901cb5895559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.946785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055152/manifest.json
observed a347d4820a2b4e625e2dabf1d264a7b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.924257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055152/publication.md
observed 4d945deaa5aad86a7e72b8e9804b6fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:19.907352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055152/publication.txt
observed f6a17a90fbeb9fa7418c2a0e448aaf38...
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.