OpenTechnical

OT-2026-000083066

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000083066) never changes.

Identity and time

Publication numberOT-2026-000083066 · never reused
Internal UUID01a0ae97-c962-7369-9108-00b2ec28563f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083066
StatusPUBLIC

Content hashes

Canonical textbd32a14ffdfd2560e83cd1a3fdebff37398cc4ddbfb3b1b06b0bd24d6b7c98a2
Markdown1bd7223bb68105a3e568d12b5c8e9c3dffdf4e205dd87bc59fad83bbd698d20f
PDF
Publication page83986be4a04e64bdd0074f1a91174b9aab38a1d6aedafceb648d3d457d80ab94
Manifest1b367b9ea1a06c5311bbfb27bf5877dd463b5fdcc341146459b377c9a90ec635

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
SignaturepcU8xpTBjD6FIaYZFVi1ThSwNiHDbkQVFqjs0fSmlKCF3U+pw6UGJnYlWowf3WAhlpK4Y2sLC9vsHSrCxedDAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:00:30.571623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083066
observed 83986be4a04e64bdd0074f1a91174b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:30.428705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083066/manifest.json
observed 1b367b9ea1a06c5311bbfb27bf5877dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:30.409433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083066/publication.md
observed 1bd7223bb68105a3e568d12b5c8e9c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:30.390364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083066/publication.txt
observed bd32a14ffdfd2560e83cd1a3fdebff37...
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.