OpenTechnical

OT-2026-000054813

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000054813) never changes.

Identity and time

Publication numberOT-2026-000054813 · never reused
Internal UUID01a0ae86-1285-7229-871c-585282fab671 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054813
StatusPUBLIC

Content hashes

Canonical text60e1d5e3c8ead06b46df1dded225af91c4c92ee7eca2b2a5633bf7c0f1f88ecb
Markdown969bab018107bf591f00a21eb031e0efc6ea0609aa0e83c54d42fea0f71d7fe3
PDF
Publication page5cfacbe54ff7b2fffb287618acf3ddb28b195482ecc99ea4d463119c90684b0e
Manifest931c625494d4c3ee27cdb6a0c3ce3abd66e1e22db3a8badc622353f5196414ea

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
Signature5D3sNWYY78M30LIsH8yX2okjFGpD8D6j3DeYBV2bvNAPIBwjgPBXzT9RtmT9bH8uXclf++z+k1HSdOyWXtu1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:01.102178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054813
observed 5cfacbe54ff7b2fffb287618acf3ddb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:01.084333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054813/manifest.json
observed 931c625494d4c3ee27cdb6a0c3ce3abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:01.065590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054813/publication.md
observed 969bab018107bf591f00a21eb031e0ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:01.047359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054813/publication.txt
observed 60e1d5e3c8ead06b46df1dded225af91...
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.