OpenTechnical

OT-2026-000026044

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000026044) never changes.

Identity and time

Publication numberOT-2026-000026044 · never reused
Internal UUID01a0ae71-a840-7fcc-8e98-ac68c87d5d3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026044
StatusPUBLIC

Content hashes

Canonical text87357ee44a8900e9ee467e1856f784cbb92aa3e58c4bdbe13f6a9b7eed6e085c
Markdown1efad46d365084c9c53f54433eb6ad26786164d35c29bf3da2ae3d37459b9629
PDF
Publication page5a46ac7a3cb622e82325a4d885c141198f9d08bd3ffff00a2ace6cbd28a828eb
Manifestfa8b1411b2a8da1956424ebed3aac242b1e54b66700c1f5d3c556ae59047be3e

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
SignatureYf/XOGLfmEnwO3YBONFVkDh88BV5PoTM2p9DaVm+5HpiAg62UuTp/ONI3fhBCpY0zIPL+Xw9t4OKDoSuYpxkCA==
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

2026-09-17T11:46:31.643384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026044
observed 5a46ac7a3cb622e82325a4d885c14119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.625691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026044/manifest.json
observed fa8b1411b2a8da1956424ebed3aac242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.608474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026044/publication.md
observed 1efad46d365084c9c53f54433eb6ad26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:31.590423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026044/publication.txt
observed 87357ee44a8900e9ee467e1856f784cb...
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.