OpenTechnical

OT-2026-000041802

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000041802) never changes.

Identity and time

Publication numberOT-2026-000041802 · never reused
Internal UUID01a0ae79-e8a4-72ec-9bac-08e21512f1f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041802
StatusPUBLIC

Content hashes

Canonical textb6df31a59d3346ed8bb2ef19073cabc1751a13bb6831cc12ba105149726c9f27
Markdown639b5c675d677c02b76f143489e0dfc64ef93ecda3c7aad45c3864b66bc9adef
PDF
Publication page7fc5ba9e3bfa171cc177fbdc799e64dfe169684a9071478698a42661ea3ed7b0
Manifestc90481a6575a60c887b41019fe00c45f2f14a10b006a8f4c0d96e92b298a552b

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
SignatureLQVLIBGLapm1W4mrUDM+ymLtbyn1s2y8ft3FGHS0g22p+LriFor7D/b5M/rzzBDJajo+ot7ciY+d94MH35asBw==
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

2026-09-17T11:16:39.659729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041802
observed 7fc5ba9e3bfa171cc177fbdc799e64df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.643399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041802/manifest.json
observed c90481a6575a60c887b41019fe00c45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.625745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041802/publication.md
observed 639b5c675d677c02b76f143489e0dfc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.606532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041802/publication.txt
observed b6df31a59d3346ed8bb2ef19073cabc1...
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.