OpenTechnical

OT-2026-000016864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000016864) never changes.

Identity and time

Publication numberOT-2026-000016864 · never reused
Internal UUID01a0ae6e-5919-7445-bb0e-53209fe033a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016864
StatusPUBLIC

Content hashes

Canonical texta2829ac3cab760f1123e0997eb166f7196042b61c8da914ad1f01bac403b653b
Markdownd3e700512a1da0efcf90918a8a59fc1bd965d2eee5d5ec166a8af330d34c060e
PDF
Publication page0375e5c373bdfb90a815f23c8bff2b21be63654ffe5e649ad4ab08db9df339b7
Manifest8fc7c3ba6944b5e9ce9b7762f59486b0851b4a73be1b3d171e25f1236f62412f

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
SignaturehzmlXX19gzklw241ZYs+9uPMp1ZYpTGEp8ovxbsMmYCpf8l0Uj9GE81QhA2jSBNqQ1AkrDe24M0zELKhvDyJAg==
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

2026-09-17T12:03:07.956451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016864
observed 0375e5c373bdfb90a815f23c8bff2b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.938225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016864/manifest.json
observed 8fc7c3ba6944b5e9ce9b7762f59486b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.920936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016864/publication.md
observed d3e700512a1da0efcf90918a8a59fc1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:07.904793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016864/publication.txt
observed a2829ac3cab760f1123e0997eb166f71...
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.