OpenTechnical

OT-2026-000047702

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047702) never changes.

Identity and time

Publication numberOT-2026-000047702 · never reused
Internal UUID01a0ae7f-c41f-7b6c-bf01-96acea7f4f33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047702
StatusPUBLIC

Content hashes

Canonical text5ed1b1d05bf30e54d3209cb7610a02207ed3311e45112c5177c28e61bb5dad50
Markdownb75e72007fff6d3eb51da3f40902df9517f8d6b8461388f77c72e34809e3ee96
PDF
Publication page4f261b855a92815f654f251d7e16f99ddd75d09ae539a2b751169808f6df01a6
Manifest4f9acd72d968d1dc1231d9290d07cdd2d64381213e140b4821444b3bf2afe2ef

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
Signature63Z0wGxmLIDEFGvEQ782sYv3dMISk8nB/iVf/ef8nEhlNvBLPWEzsEI5fAj2uPyMBf7AmPycbT38n+4ao6XjCg==
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

2026-09-17T11:05:33.584869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047702
observed 4f261b855a92815f654f251d7e16f99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.565436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047702/manifest.json
observed 4f9acd72d968d1dc1231d9290d07cdd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.545474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047702/publication.md
observed b75e72007fff6d3eb51da3f40902df95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.524946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047702/publication.txt
observed 5ed1b1d05bf30e54d3209cb7610a0220...
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.