OpenTechnical

OT-2026-000017459

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000017459) never changes.

Identity and time

Publication numberOT-2026-000017459 · never reused
Internal UUID01a0ae6e-76c9-7b21-8c2a-3e68fcfa61b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017459
StatusPUBLIC

Content hashes

Canonical text288a0e90e833e2f4b24356dc1574ea6e96b7daf1dfb8507c0a519701950f259b
Markdown93d1722911307b0a30021441a6b628094f337a3b5fa6ce3e248b39d82639663c
PDF
Publication pagef586673dc684bbd421153ea5b51a16f09d9638750232537da47b4f59411db75e
Manifesta1389549ba55a7712cd3733a5042f885b5cf53089b60ae9591714f7b91ca80bc

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
SignatureM19sPy+c6ygGUDkI+Hgaz1ImIUvaFkWMxwARTJwtdO5tfS68PAXWNJHjz04vvZyFbM0VcL11NzmjU34ztLVdCw==
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

2026-09-17T12:02:35.826697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017459
observed f586673dc684bbd421153ea5b51a16f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.808555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017459/manifest.json
observed a1389549ba55a7712cd3733a5042f885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.790020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017459/publication.md
observed 93d1722911307b0a30021441a6b62809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.770849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017459/publication.txt
observed 288a0e90e833e2f4b24356dc1574ea6e...
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.