OpenTechnical

OT-2026-000051230

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented before 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-2026-000051230) never changes.

Identity and time

Publication numberOT-2026-000051230 · never reused
Internal UUID01a0ae83-273f-782b-b90c-6308a269a587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051230
StatusPUBLIC

Content hashes

Canonical text069bb9a422b831e1a2217b7c2037879ae862fb49f16c1b6999de79fba9556628
Markdownd102c7710499a38af153fed1e9d7dc310b4d5698ca10d055d3716fd56871c076
PDF
Publication pagec80acdb86e68fa21f2202f1e953e1a1933e0ec8a30919bb07e4b0d0729d9f7af
Manifestea6e8645e92e8d4039b82244e0e705575036595ecabc51916fcd4962b4766de0

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
Signature5Q9NQn19Q6vHFexY0LmDoVDLVut9IRe59//CVJd4ezPezJeD3GTphKNQZ/40Dt/imlGQgM393vYy5ravCcuBAw==
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

2026-09-17T10:59:01.267203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051230
observed c80acdb86e68fa21f2202f1e953e1a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.246790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051230/manifest.json
observed ea6e8645e92e8d4039b82244e0e70557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.226145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051230/publication.md
observed d102c7710499a38af153fed1e9d7dc31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.206203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051230/publication.txt
observed 069bb9a422b831e1a2217b7c2037879a...
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.