OpenTechnical

OT-2026-000055910

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000055910) never changes.

Identity and time

Publication numberOT-2026-000055910 · never reused
Internal UUID01a0ae87-0a4a-7976-ba44-e0c810d79073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055910
StatusPUBLIC

Content hashes

Canonical textc58b016d29a31300051ccb7d9b83240959290ac96a3c0e51f9370accfd17afd6
Markdownfcc54fe8374ad3cfde6fb67dbeb0b0c11eff5d302f2d86b41be5fed68fdd453e
PDF
Publication page6563685fd3a1b445988ef39dde0f5bfde2859acd150048a9d3bc9aa5ccfaba04
Manifest4c85b3c2d5730a225507c53f7ab71367fd85bae58ea665345fbad1c2b669a67e

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
SignatureQDysNi3/h44Mr7icElucoIz3z/EpFREnciUhvxAt9vWdWvCc8JtuVEf7sbGLwnYBku3jbcVI2bFRwuyhRLZdAg==
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

2026-09-17T10:51:24.783369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055910
observed 6563685fd3a1b445988ef39dde0f5bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.764652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055910/manifest.json
observed 4c85b3c2d5730a225507c53f7ab71367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.746329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055910/publication.md
observed fcc54fe8374ad3cfde6fb67dbeb0b0c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.728158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055910/publication.txt
observed c58b016d29a31300051ccb7d9b832409...
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.