OpenTechnical

OT-2026-000061708

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000061708) never changes.

Identity and time

Publication numberOT-2026-000061708 · never reused
Internal UUID01a0ae8b-b8aa-7ee9-be2d-74522f7abad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061708
StatusPUBLIC

Content hashes

Canonical text1be54ecde73d7be1f6232113c9191585cbaec416276b5bd9a50abc4497d062c7
Markdown90d0837722fb12dd5463d94c6c546ea34a4b26bc44bf502a6185e8564a8e32af
PDF
Publication page0edf83d9e9f26fd0c4879ee31f1394d34aeb05c98bfdc95afaecd6ab67b68de6
Manifestaad11f94c60af349e2129b88bb0ee6f9c51f055f3418aadcc2b3ef4d938d0973

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
SignaturejjdEa/yNLqHBOAAVC/66k7ay96Nex4lbjtGn0vPaekYOetDfzvLZzVmUVfE3EOW64ZI7AjN35J+Y1Ho5WKgOCQ==
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

2026-09-17T10:40:16.698081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061708
observed 0edf83d9e9f26fd0c4879ee31f1394d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.673948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061708/manifest.json
observed aad11f94c60af349e2129b88bb0ee6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.654515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061708/publication.md
observed 90d0837722fb12dd5463d94c6c546ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.613150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061708/publication.txt
observed 1be54ecde73d7be1f6232113c9191585...
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.