OpenTechnical

OT-2026-000012118

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000012118) never changes.

Identity and time

Publication numberOT-2026-000012118 · never reused
Internal UUID01a0ae6d-39f4-7fe0-909b-52d1ea41c2b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012118
StatusPUBLIC

Content hashes

Canonical text8d1cea119ba7b7db09211520b1c38bf30197b417d986df8ec9d4e88d3a622bae
Markdown3ee15acfff13192116351003f7828dfd002dfe01be7cc7283eefdbcc310e48bc
PDF
Publication pagee7ebf2fd5efee0a64db54c08f92059e6d9aefa08d585ab004d9c350d43a21688
Manifest5a1233d087ff1e7fef399508d3e5bad48bf1b05554fc9ae862dc5ceb97687ba4

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
Signaturem7+em+aofX4ILwBOtxNHbMbEmiUGiVx0lPrIjlibBg0uKgrGHtjy6kNTx71AxJB83zLOS9na9GzhtyA+N3lnCQ==
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

2026-09-17T12:10:59.993031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012118
observed e7ebf2fd5efee0a64db54c08f92059e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.974207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012118/manifest.json
observed 5a1233d087ff1e7fef399508d3e5bad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.955089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012118/publication.md
observed 3ee15acfff13192116351003f7828dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.935728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012118/publication.txt
observed 8d1cea119ba7b7db09211520b1c38bf3...
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.