OpenTechnical

OT-2026-000057459

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000057459) never changes.

Identity and time

Publication numberOT-2026-000057459 · never reused
Internal UUID01a0ae87-d5c8-73d5-b8cf-d461039e9163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057459
StatusPUBLIC

Content hashes

Canonical textfdaca58fee6ae9d5ffc20551bb014824025316da93c83cd16d274b79eadb580c
Markdown1338875784c510b31e4ca4f197dfee7e4705436f1ec9bbc73cf0c08906ef82f8
PDF
Publication pageeffeea48144d700ea6ff0f435a65f44bfbd6db74f9083898f317a40c960f82ae
Manifestacd457e342b39d809c484c6f51e478b048d1aa3ffb5196de6aba830be5e50069

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
SignaturePfVbsdKRWh3Lrgdtg5+AsGKGRc9mGEK9d8Ht7kv1M4txh9GifvdT/uWIXYJkuoHTk2t53dqsIVIUeONxxBNlAQ==
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

2026-09-17T10:49:45.529443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057459
observed effeea48144d700ea6ff0f435a65f44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.510490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057459/manifest.json
observed acd457e342b39d809c484c6f51e478b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.486153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057459/publication.md
observed 1338875784c510b31e4ca4f197dfee7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.467553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057459/publication.txt
observed fdaca58fee6ae9d5ffc20551bb014824...
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.