OpenTechnical

OT-2026-000036149

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000036149) never changes.

Identity and time

Publication numberOT-2026-000036149 · never reused
Internal UUID01a0ae77-01ce-7e93-84ba-2ad2759503eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036149
StatusPUBLIC

Content hashes

Canonical texte56521ca51013c6137c0b2e27164a7e306fd9a9c27357c32460731ed6df162e2
Markdown901f40df66733d1267262289fbe31109e5c001674f9eb5ef0bc638b41c4ad445
PDF
Publication page3165eb74dfa9ed1aadfe5d872946dd91a9bb095847e497703f14984ba51e9e84
Manifestfb98dd4f72c87aae109cd86c59f7406fa34606355a80419b74856880b5db0222

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
SignatureVujvHAU1Q+2ODf4tu7KqG+aH3uJOAcXzHPB4PwOfzimSZinFf2PHgoDSTYFElH93yTiLLNG2ADN/ZRhNZJsODA==
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

2026-09-17T11:26:22.024850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036149
observed 3165eb74dfa9ed1aadfe5d872946dd91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.005012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036149/manifest.json
observed fb98dd4f72c87aae109cd86c59f7406f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.982274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036149/publication.md
observed 901f40df66733d1267262289fbe31109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.959894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036149/publication.txt
observed e56521ca51013c6137c0b2e27164a7e3...
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.