OpenTechnical

OT-2026-000014683

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000014683) never changes.

Identity and time

Publication numberOT-2026-000014683 · never reused
Internal UUID01a0ae6d-d093-7d5a-ab71-6067bd0300a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014683
StatusPUBLIC

Content hashes

Canonical text7baddfab03a0f8639f2fde1183f697fe22c87ead4f73f032df281f254125329b
Markdown664738e7539610868c891e7636e40317d1ce8f67ef52aafff6ce7b59b55019ad
PDF
Publication page891d46f589a3a2daa5695f9bb963de647446fe58b352e87ad127651b966ea0f0
Manifestfc6c4d097714c62afdca2bee6137dbdc6bc6ba47610d6a47a47b339730130dc7

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
SignaturerYuNRxGUiEgCc+iDLpCuHyGmItqn08bt72O+TPuEklADAaxHiXERFlnGB/m8ddhvO6VreUpM4I/xlqaEtIadBQ==
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

2026-09-17T12:06:32.206478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014683
observed 891d46f589a3a2daa5695f9bb963de64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.187001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014683/manifest.json
observed fc6c4d097714c62afdca2bee6137dbdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.166858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014683/publication.md
observed 664738e7539610868c891e7636e40317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.146561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014683/publication.txt
observed 7baddfab03a0f8639f2fde1183f697fe...
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.