OpenTechnical

OT-2026-000006013

Publication integrity record

Porous face vacuum gripper, three outlet manifold, ejector fed, vented before set down, closed cell

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-2026-000006013) never changes.

Identity and time

Publication numberOT-2026-000006013 · never reused
Internal UUID01a0a94c-43a1-7ddc-b086-431c95f84117 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:02.692124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006013
StatusPUBLIC

Content hashes

Canonical text866fc9076f940f5292d490d31a2513294cc55e4876f0b640573e20f5b63bd2e3
Markdown3476816e4c256e5e25a1236c044b2b552d0f47167ad5df61d231e5e2b5ad2cae
PDF
Publication page6d49b1036998c8f09e9d83895d278a2278523b5b383ce0276df03db94936bd03
Manifestbd15fa10dcc884241371736f305d442c38e2120a887dab9cedd5b65235288983

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
SignatureAzpWCvDQVlsSnhZ96BtR7vPIaWWtUdhZxiVDqui4iStMBqvX8bgeiwzXnIrQkw8SOFB8RLUmSERBRVLgvrooDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:05.701523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006013
observed 6d49b1036998c8f09e9d83895d278a22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.688742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006013/manifest.json
observed bd15fa10dcc884241371736f305d442c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.675119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006013/publication.md
observed 3476816e4c256e5e25a1236c044b2b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.651691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006013/publication.txt
observed 866fc9076f940f5292d490d31a251329...
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.