OpenTechnical

OT-2026-000023479

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000023479) never changes.

Identity and time

Publication numberOT-2026-000023479 · never reused
Internal UUID01a0ae70-7269-769e-a95e-d9e8e4b43fa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023479
StatusPUBLIC

Content hashes

Canonical text5cf368389126fa6d93a33735f24032a52fb9107e8496474e254d1dd3b280e777
Markdown1fe8c9c5083b15d9c194e20b91b238163137a3f4d8a0ba75019bd9d5ec904049
PDF
Publication pageb743bf5582ab45f645ef567aa7cbcf7a94d497e80618a35a930c58523f3099b6
Manifest268e100c750bb33cff827f3e38ca828ba882e64bac7c59d208e5925f086bc0cf

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
SignatureNuaERHw7nKNSVjDfD9QSBbgkI7WIE0DZNMtALgflXY+MDJU4Rf2Ck7dJij7npothfA/GjbU3mlRLawNhIK2wBg==
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

2026-09-17T11:51:42.251696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023479
observed b743bf5582ab45f645ef567aa7cbcf7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.232423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023479/manifest.json
observed 268e100c750bb33cff827f3e38ca828b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.215692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023479/publication.md
observed 1fe8c9c5083b15d9c194e20b91b23816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.198358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023479/publication.txt
observed 5cf368389126fa6d93a33735f24032a5...
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.