OpenTechnical

OT-2026-000047101

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000047101) never changes.

Identity and time

Publication numberOT-2026-000047101 · never reused
Internal UUID01a0ae7e-d0f8-744b-94c5-01cd7415fcfa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047101
StatusPUBLIC

Content hashes

Canonical text9313c8cad299e5c1b8383030f0b09c6e7459237fbe311daab9db1c9eb8676b28
Markdown371a3b346be284e07cd636f183c2a93757c3f226550814d7feadbc3c15178f76
PDF
Publication pagead8a9aaf398200d2902de251fd2b4fe36323118894589bc778c012d7900d9bae
Manifest7d42b3c89fb330cb9d37a8824afa62ef49b176cab36c7dea470c1bbbe98de70e

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
SignatureaXE4ByZcbXtCO/pdU9hGabsksGfh5W07PVvTVJT1u5xe4ppt87aTbABwpmGMbRVJt5n8bfwhhBb+JQ2I4/rVCg==
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

2026-09-17T11:10:25.366327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101
observed ad8a9aaf398200d2902de251fd2b4fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.347671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/manifest.json
observed 7d42b3c89fb330cb9d37a8824afa62ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.324909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/publication.md
observed 371a3b346be284e07cd636f183c2a937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.306602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/publication.txt
observed 9313c8cad299e5c1b8383030f0b09c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.515751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101
observed ad8a9aaf398200d2902de251fd2b4fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.495455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/manifest.json
observed 7d42b3c89fb330cb9d37a8824afa62ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.474195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/publication.md
observed 371a3b346be284e07cd636f183c2a937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.452551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047101/publication.txt
observed 9313c8cad299e5c1b8383030f0b09c6e...
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.