OpenTechnical

OT-2026-000058480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000058480) never changes.

Identity and time

Publication numberOT-2026-000058480 · never reused
Internal UUID01a0ae88-f39b-73b5-baf9-f5eeb885b126 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058480
StatusPUBLIC

Content hashes

Canonical text8d3c9d6bb27d7ff4766915980bd3c463d5aa8abbdb4ee96bf77f5d732791b4b9
Markdown9ed4995cc3d1c08351a4678cdb50dd485a71005a913e149a0a85b990a1fcca3b
PDF
Publication pagec98ca3a6d48d650664e1ee5243d37f9aca46550c098de10ceec3f5b6c3c33c71
Manifesta9320cbb7f0f33d5425b32c0fa5bd6156e278677511c19cfb1f2f27d82108d9d

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
Signaturep9xFY0fzpD2Vtq6sZL8ylMinsMv6D6caQvTojYkg4SHkuSOt7Ui4lxeM+lA/oxkazampmZlxN5hJSB/mBWHGBg==
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...

Independent retrieval

2026-09-17T10:46:56.128909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058480
observed c98ca3a6d48d650664e1ee5243d37f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.111656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058480/manifest.json
observed a9320cbb7f0f33d5425b32c0fa5bd615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.095105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058480/publication.md
observed 9ed4995cc3d1c08351a4678cdb50dd48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.077662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058480/publication.txt
observed 8d3c9d6bb27d7ff4766915980bd3c463...
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.