OpenTechnical

OT-2026-000055945

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000055945) never changes.

Identity and time

Publication numberOT-2026-000055945 · never reused
Internal UUID01a0ae87-0a4a-719b-b37d-eb643bdb82ac · 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-2026-000055945
StatusPUBLIC

Content hashes

Canonical text5653be213b4cfbbf3c06ad228caa1bc7883e49e41ce387bda60420fa194d022f
Markdowna2f2f5cfb597653a3b5c8f6b823633c84f392c4fe3e0e3152ee7339d447fbd55
PDF
Publication page961488dfd515d999590408cf74fe0d53be3efa65acbd86932e55f634ac3dfa7d
Manifest8c39b64791e73d818a35ab9c81490606352c65f0916cd4a2eceabd83789ea161

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
SignatureGKKJpRV8KDgjgUqS4oONuuAsg6YDpdD1djUYjGvGEpYJQAxiv8ht1VuzkJPOfSpWbUMNNQu3zDPazO6wb2KcCw==
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

2026-09-17T10:51:27.703202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055945
observed 961488dfd515d999590408cf74fe0d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.684639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055945/manifest.json
observed 8c39b64791e73d818a35ab9c81490606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.666439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055945/publication.md
observed a2f2f5cfb597653a3b5c8f6b823633c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.648745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055945/publication.txt
observed 5653be213b4cfbbf3c06ad228caa1bc7...
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.