OpenTechnical

OT-2026-000060636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000060636) never changes.

Identity and time

Publication numberOT-2026-000060636 · never reused
Internal UUID01a0ae8a-b7cd-734a-b1aa-e3af3f376a0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060636
StatusPUBLIC

Content hashes

Canonical textc141141cae54490a85dd6e491b40b20fb917f6a01d65845c4c3c18a8e0a76f37
Markdownbed148238431f187824756449c5f25b8e07677ba4491a0a926c2a74a01e14a12
PDF
Publication pagec9cd9c63d206087fc6c5c616f2c578b6de2abd888c27526c7df85ce2e1677339
Manifestd8da90f674ca68531dde074ed629edc7077548db4f90907dbc33a5052b32f049

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
SignaturelNMNjgE1p9xqTjzEHWEidtPL1DnHQ1VlXVKZuzaCxEOwmZlsrcNNPFqeXM1wTRCmvUmR7m5/rx8TBa215YHnAw==
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...

Independent retrieval

2026-09-17T10:43:15.946535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060636
observed c9cd9c63d206087fc6c5c616f2c578b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.929492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060636/manifest.json
observed d8da90f674ca68531dde074ed629edc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.913542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060636/publication.md
observed bed148238431f187824756449c5f25b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.895823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060636/publication.txt
observed c141141cae54490a85dd6e491b40b20f...
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.