OpenTechnical

OT-2026-000041965

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000041965) never changes.

Identity and time

Publication numberOT-2026-000041965 · never reused
Internal UUID01a0ae79-e8a7-7422-ae55-d1f50e6cd604 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041965
StatusPUBLIC

Content hashes

Canonical texte1447a3fc5212046544e337f2e56f2a2855582ae89ebf15813589d303504b6de
Markdown32d5c3c0458d350609747a1c923b22f9e4f1bedf4053d4bd3bdc8d469420ddb3
PDF
Publication pagecb3ee9214319408d2fd17e37ce695bc25372a6506bbf0ec521f0f4838ee4cfef
Manifest67bd90afe09b07fe999172f12197d9c294aaae698897510b03b5d0a9f28de964

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
SignatureGQbl3FHbHRJhE5bcE3eCz7cRNF7cYgc7nCCgGb8bWm5hqLK674QgMUrsjZLZIjbPUt3aW+4dNtb9fuNXlYCsCQ==
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

2026-09-17T11:16:51.476522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041965
observed cb3ee9214319408d2fd17e37ce695bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.460150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041965/manifest.json
observed 67bd90afe09b07fe999172f12197d9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.443786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041965/publication.md
observed 32d5c3c0458d350609747a1c923b22f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.427325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041965/publication.txt
observed e1447a3fc5212046544e337f2e56f2a2...
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.