OpenTechnical

OT-2026-000043309

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000043309) never changes.

Identity and time

Publication numberOT-2026-000043309 · never reused
Internal UUID01a0ae7b-327d-72c2-9eba-536f5247c860 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043309
StatusPUBLIC

Content hashes

Canonical text6f6ca56c8b6090b70fe371ed2ba739e2d1595bab340c3748f1b0d872ed4a05d9
Markdowna20ee75135503eaf6c55ba5c5c165d88af3e732c0e71b3bc967236ae766f4145
PDF
Publication page23cc0e4875fc1ccbac528263cb725b36c84af5f6da947c40df58e5d0a2337312
Manifest0d4fb41b88f0dcd777e92ce6f22320564c41dc39027d5b430dd0ea182e77310d

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
Signature5gd7zCGkpForHjMhaj0ZbAnQHcPX7Mq7K88ApbYZkdalFrVnRGmQ93WOFFeLA1xA1HFS4/g7GJQrM3d34PX1Ag==
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

2026-09-17T11:13:48.559255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043309
observed 23cc0e4875fc1ccbac528263cb725b36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:48.539943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043309/manifest.json
observed 0d4fb41b88f0dcd777e92ce6f2232056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:48.519505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043309/publication.md
observed a20ee75135503eaf6c55ba5c5c165d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:48.498955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043309/publication.txt
observed 6f6ca56c8b6090b70fe371ed2ba739e2...
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.