OpenTechnical

OT-2026-000036157

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000036157) never changes.

Identity and time

Publication numberOT-2026-000036157 · never reused
Internal UUID01a0ae77-01ce-7028-a40a-afc48bfec406 · 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-2026-000036157
StatusPUBLIC

Content hashes

Canonical textbe8975b966d0e261ba43dfecae01a78afa3deb1a505f5ad97edfba27691414c0
Markdowna66bfeae73def46aa7bcc341763f8b046baa92e3b0f3800cb935affefd13268f
PDF
Publication page7203a24e634ab69bd885c209ff32d1cd67927742d87171b38e16ece861a0513a
Manifest3b658fa5717db685c0d5fc642be10e81221ca85c97d7dd45b2dc90ba282f3da1

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
SignatureRX/HJgb0iecShuozdO8vIGWp0zKqN+a5fNFSxFijZLSkFqflE6RrRRxscNnjFzEBp5D+JxxXr6MJ2cySOJt0AA==
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

2026-09-17T11:26:22.281527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036157
observed 7203a24e634ab69bd885c209ff32d1cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.260989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036157/manifest.json
observed 3b658fa5717db685c0d5fc642be10e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.240385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036157/publication.md
observed a66bfeae73def46aa7bcc341763f8b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.219211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036157/publication.txt
observed be8975b966d0e261ba43dfecae01a78a...
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.