OpenTechnical

OT-2026-000071984

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000071984) never changes.

Identity and time

Publication numberOT-2026-000071984 · never reused
Internal UUID01a0ae92-47c0-7718-b5ef-cf4d6a28e66a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071984
StatusPUBLIC

Content hashes

Canonical text5e0c4a9511a22c8c7ab80893f042d5bdd546001aeec9b3827430563402de31f4
Markdown8ef25ffb102c1d6ca16603a3e361a67a1ad104b6eff4d0f001881d738433d3af
PDF
Publication paged92ac9871b9656aee31c895fba16566889ba58b59e189d1aab903b35b9b8891f
Manifest0a2d323912832cff0e48c5389754fcd778aecf15a05a68dee7ffce0d7264571d

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
Signature9yvA2fsoGq3fBj+4VmrAueX/VJ3EybLTFUznitIoejbzudkIJMspiIEOmlDUXQsl4IWINNqWMTOr49wpVv7qCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:02.224385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071984
observed d92ac9871b9656aee31c895fba165668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.207244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071984/manifest.json
observed 0a2d323912832cff0e48c5389754fcd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.192079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071984/publication.md
observed 8ef25ffb102c1d6ca16603a3e361a67a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:02.175029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071984/publication.txt
observed 5e0c4a9511a22c8c7ab80893f042d5bd...
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.