OpenTechnical

OT-2026-000094639

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094639) never changes.

Identity and time

Publication numberOT-2026-000094639 · never reused
Internal UUID01a0ae9f-2dec-7503-94ec-70d7c76669f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094639
StatusPUBLIC

Content hashes

Canonical textfeb7d7670bff351219da13151259e7314d5734ec551e98cd3ab95843c2a8da3a
Markdown9ded6db241504c81707710f79c2cebaef204b1e39fc4e17ce533d135a4db37f2
PDF
Publication page302f8500758f7fc64dee96adb62cb941e23f797455d77df21cdd644e3abf61e2
Manifest1ac2f18700cfabb810d8f3fb6a3b268f78f9a6ee8d5f4f201bd81a62070db0c6

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
Signature4sn1f0zO63/n7Yg+Ukg4Qs08/+13aJzxvPhxf089hNLa/RLgVrTBOy8HaODpp75MQysUGCUQF7y0KwdHrkubCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:04.838190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094639
observed 302f8500758f7fc64dee96adb62cb941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:04.821234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094639/manifest.json
observed 1ac2f18700cfabb810d8f3fb6a3b268f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:04.805571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094639/publication.md
observed 9ded6db241504c81707710f79c2cebae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:04.788865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094639/publication.txt
observed feb7d7670bff351219da13151259e731...
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.