OpenTechnical

OT-2026-000086908

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, sustained 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-2026-000086908) never changes.

Identity and time

Publication numberOT-2026-000086908 · never reused
Internal UUID01a0ae9a-80a5-7875-a061-32e9fe4db90c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086908
StatusPUBLIC

Content hashes

Canonical textf280f000d9a4a746b67f3f677bf9da2c829e52c3b10109dce51a8d1dde77fdc3
Markdown7bccacc417ca49ca50564e44c72b06719ed1245ab161350180f8c54c548fabe6
PDF
Publication page3df8b64016469a5eb7fd6bd9939b3843258a9afed18261fbb478107f46a36f09
Manifestc1c1634f16edc9156b605617a43845405aebce3ce6a47c21385349cb8644e139

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
SignatureKDeu/3jWoVq01JMXjKxfB+Z73pcunAJFSQXNdnaLcnS85BZtoBBU6f33B0pUjuuyafz7d+0TDC965eklG4CnDA==
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

2026-09-17T09:51:45.695063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086908
observed 3df8b64016469a5eb7fd6bd9939b3843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.677232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086908/manifest.json
observed c1c1634f16edc9156b605617a4384540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.659211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086908/publication.md
observed 7bccacc417ca49ca50564e44c72b0671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.640915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086908/publication.txt
observed f280f000d9a4a746b67f3f677bf9da2c...
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.