OpenTechnical

OT-2026-000050511

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000050511) never changes.

Identity and time

Publication numberOT-2026-000050511 · never reused
Internal UUID01a0ae82-5c49-7364-9acc-c991b830efbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050511
StatusPUBLIC

Content hashes

Canonical texte8d6bdfd1da4623847cc8f930ac15b3be0c61551a0573bd299ec49bc7d547749
Markdown904cb9c10bf164e2afaaa854255df412a85d0dcf4e0f9b40bf04cb9903e3c361
PDF
Publication page9d5e37351e79b9a51df205099a74f1f732a9f196abdd28789413ddbceddb3896
Manifest0fb11d563bea8dd7102b33ccfeea25926d3fae4db036ad91c29171fc154a8fae

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
Signatureqe4gMb5h9t2/cz/SzS1ngm+9INDoOookLuQOWRU8uTq8LHlHLPbyHMzIYJAO2fCdoJ01IlnLhg1dB0aMPyVHDQ==
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

2026-09-17T11:01:34.356511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050511
observed 9d5e37351e79b9a51df205099a74f1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.339571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050511/manifest.json
observed 0fb11d563bea8dd7102b33ccfeea2592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.322761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050511/publication.md
observed 904cb9c10bf164e2afaaa854255df412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.307004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050511/publication.txt
observed e8d6bdfd1da4623847cc8f930ac15b3b...
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.