OpenTechnical

OT-2026-000014928

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000014928) never changes.

Identity and time

Publication numberOT-2026-000014928 · never reused
Internal UUID01a0ae6d-d095-758e-aa49-1bc07d5b86bf · 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-2026-000014928
StatusPUBLIC

Content hashes

Canonical text630ab79ba1966fb4605bcd5044401ebdbfd8589bf7f821e3b2301f00beaafd2e
Markdownd3234544573ca5593d6d8bce78a2d08089608453a62116e65c4c2e69360dde8c
PDF
Publication page634abef3b1c4aeea29210ee5382c8be815341fc1d3ee2e283e78e26e5ba5a6f3
Manifesteb589ce1cb7df0533658325133b9159c04ef9cf49417e7d48ca631be89ce83ab

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
SignatureJqKwyr6rxihmXQacE7e+b3Josn7zt49iHgFj8ELDlhxCoKvHwA95Mh6UntQrfDvOMDmfre7l+wDxDVlDK7jPCg==
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

2026-09-17T12:06:52.144067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014928
observed 634abef3b1c4aeea29210ee5382c8be8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.125855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014928/manifest.json
observed eb589ce1cb7df0533658325133b9159c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.109310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014928/publication.md
observed d3234544573ca5593d6d8bce78a2d080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.091947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014928/publication.txt
observed 630ab79ba1966fb4605bcd5044401ebd...
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.