OpenTechnical

OT-2026-000009009

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000009009) never changes.

Identity and time

Publication numberOT-2026-000009009 · never reused
Internal UUID01a0ae6b-31b8-7fa0-a430-b244447d60ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009009
StatusPUBLIC

Content hashes

Canonical textf933afb31e822fa4240189a11d0e570636505eceea567d88c139f1e15bc28c25
Markdown6ac64eb0c31cfc9cb951f600f7aa07010bf26ac35387c3c539710a97ebdf4c57
PDF
Publication page91a01ed6e162c8ec6e4ad987d0a8541c0ba27fe68547458993b656e439aa4dea
Manifest20883b3c5059385bd14cc86862cb382ada49d370b132b36a572f1468d755b5e1

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
SignatureXAPwhGEtKLTbLiV7RSpM8+FKt6Jhdti108H7G4Cvccy6UALU4KZI9rbtw9RM407Pm+HUauapZEBIaZiqqnU7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:38.741304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009009
observed 91a01ed6e162c8ec6e4ad987d0a8541c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.720334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009009/manifest.json
observed 20883b3c5059385bd14cc86862cb382a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.702847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009009/publication.md
observed 6ac64eb0c31cfc9cb951f600f7aa0701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.682043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009009/publication.txt
observed f933afb31e822fa4240189a11d0e5706...
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.