OpenTechnical

OT-2026-000011745

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000011745) never changes.

Identity and time

Publication numberOT-2026-000011745 · never reused
Internal UUID01a0ae6d-1940-7804-bfb8-bf36fd8155a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011745
StatusPUBLIC

Content hashes

Canonical textd1b55fda055dbfa51b39051e41a7a30b2b6858e59cece0633a1694ef8513ec40
Markdownfbd0a722fe961f5af58fd43fbe972b9464243f7443b8cc1eaafa8dba945a3822
PDF
Publication page5b770908e6cf570b9ed12005872b28417454859227e8ae3dbdde510ca94d33e1
Manifest58387f8f0c55528400a989783804ed9c252ca75257635b0942d0680dcc7f4434

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
Signature2sQVTa9026Vzp5cz2Z6i1EekCyr+DJTuZGYY55Xhh3k1PFpeUXLiBirquJAUQjkcCVe0JvBUG6mpZJOzSZa4CQ==
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

2026-09-17T12:12:27.016986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011745
observed 5b770908e6cf570b9ed12005872b2841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.997204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011745/manifest.json
observed 58387f8f0c55528400a989783804ed9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.978029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011745/publication.md
observed fbd0a722fe961f5af58fd43fbe972b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.957371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011745/publication.txt
observed d1b55fda055dbfa51b39051e41a7a30b...
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.