OpenTechnical

OT-2026-000040145

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000040145) never changes.

Identity and time

Publication numberOT-2026-000040145 · never reused
Internal UUID01a0ae79-26fe-7fdf-8005-3d3e3c2d1f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040145
StatusPUBLIC

Content hashes

Canonical texta5584ca048159688da906f4a6591c4bbec570522f3cf9392e0fa9554e458b091
Markdownbb60865256c0e4c3d715936cca369c982252c6a13b74d00dbb0085d9a5133d76
PDF
Publication pagebd97c8542a149ff5721d142ca9eaa820b414feef770f0471b49dc2a2a23b31bd
Manifest2780d2df8a744ab7fa4b61aaa409e7abe99c9566a2fcdcb4b9fea68ac24601bf

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
SignatureZdGmPAIEqNKZu3IUV6EqSsoc+3PzW35BHp9DxiR3xVRhDDSK8gI09meOni4mVXpjk3kYTHpQhZJVCpRh9KcZBw==
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

2026-09-17T11:19:01.065691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040145
observed bd97c8542a149ff5721d142ca9eaa820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.051399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040145/manifest.json
observed 2780d2df8a744ab7fa4b61aaa409e7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.035952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040145/publication.md
observed bb60865256c0e4c3d715936cca369c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.020686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040145/publication.txt
observed a5584ca048159688da906f4a6591c4bb...
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.