OpenTechnical

OT-2026-000016660

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000016660) never changes.

Identity and time

Publication numberOT-2026-000016660 · never reused
Internal UUID01a0ae6e-5918-7006-be59-b757c4d89141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016660
StatusPUBLIC

Content hashes

Canonical textea508b88043ee217a8a40b3a2122c66df635c39af9004c5390e2f67dc2f7fbf9
Markdown2b13434a5893976fc2e3c5af11fedf0720a131709c71bb1c5b1b80bcd8c81e79
PDF
Publication page4aabfdc67c42e042949afe49e617ce22e6d3803a625d82cbb04ad8ec87f58204
Manifest54a52233ee8c94f02d93b67fc447de8cb49ab90199d8430a3baab60ef7abe510

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
SignaturePmbmefBtBnFXiEEYwNhOUQ8hm+o6h8vIPf0kwynWBASLpUYA83kdvZBXoyrm9MziAaif51BJwUagEDv4KAxGDQ==
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

2026-09-17T12:02:51.622553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016660
observed 4aabfdc67c42e042949afe49e617ce22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.604667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016660/manifest.json
observed 54a52233ee8c94f02d93b67fc447de8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.587086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016660/publication.md
observed 2b13434a5893976fc2e3c5af11fedf07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.569455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016660/publication.txt
observed ea508b88043ee217a8a40b3a2122c66d...
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.