OpenTechnical

OT-2026-000016851

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000016851) never changes.

Identity and time

Publication numberOT-2026-000016851 · never reused
Internal UUID01a0ae6e-5919-770b-a1fe-3030c3ce8d0d · 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-2026-000016851
StatusPUBLIC

Content hashes

Canonical text61e810966e4bc1fd996e3365774b9e1785dc50af3d7aecc3755b9ea3aafa37e2
Markdownf7b803fd5803c2f5cb96121e8559776a3866c084962f396e908c4b745bc0d4db
PDF
Publication pagef4629e442f40537f46607da62965048fb58b9459789421313ca63bb6553e956a
Manifest890fee23688192a8ab8c7d6f4684bacbe7b3f1cd399083d4e1b48dadb73ce2bb

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
SignaturexUzBDK8Pmp174oBk7n2mUw+MdJBM2oXAFXoChW+nPBwsFurcbRscAS4+JIwWRP/t5MpWoIvfTvpT8ptiwYuIAg==
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

2026-09-17T12:03:06.935571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016851
observed f4629e442f40537f46607da62965048f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.918638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016851/manifest.json
observed 890fee23688192a8ab8c7d6f4684bacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.900414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016851/publication.md
observed f7b803fd5803c2f5cb96121e8559776a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.883389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016851/publication.txt
observed 61e810966e4bc1fd996e3365774b9e17...
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.