OpenTechnical

OT-2026-000016289

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000016289) never changes.

Identity and time

Publication numberOT-2026-000016289 · never reused
Internal UUID01a0ae6e-2d11-7711-9582-4c523f6ea061 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016289
StatusPUBLIC

Content hashes

Canonical textb2fbc237b69741c7619ad4cc4d8e78b0af9c084fa9250a35f126b052fcbf28af
Markdown35c2fb5271afbf7fbae26265c6eae02721a99eb2fecadb5525b4964bf1f68cb1
PDF
Publication paged383ffc8948d3740141c285ba6e732ad4f1aab9c4010bd620aee9ce8ed182285
Manifest9fc07928e38f743c07b9fbe908c428f23ce0f81e2a29f5fbbad4120f4a362d7f

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
SignatureXOnOg7+1gTGrUAmi4n2D0RGjeKVjrmxckthkC8qFCyAxQf4Qo7m/pxGkyePyaLtVVyN0jQM2XcUex9Zc3eJNAQ==
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

2026-09-17T12:03:46.664012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016289
observed d383ffc8948d3740141c285ba6e732ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.646503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016289/manifest.json
observed 9fc07928e38f743c07b9fbe908c428f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.625640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016289/publication.md
observed 35c2fb5271afbf7fbae26265c6eae027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.606820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016289/publication.txt
observed b2fbc237b69741c7619ad4cc4d8e78b0...
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.