OpenTechnical

OT-2026-000051769

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000051769) never changes.

Identity and time

Publication numberOT-2026-000051769 · never reused
Internal UUID01a0ae83-7c83-7ccc-89e5-57134d5467dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051769
StatusPUBLIC

Content hashes

Canonical texte4825466391e829ac786c8a93bfa2bd293f759dd38d9aed44cc04876be087ac1
Markdown1f12f8e19f22bba576f1a266966bfa5df2e87e975a8004a9537317a25a179104
PDF
Publication pageac83d7fa0a500096ac61dc9bb575599596315393b4a1dfcec3e25b2b2a444792
Manifestf3bfe17bef80bf4c8290d73046e4106027e05e039c7854974060eab885f5ebf6

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
SignatureM5QOc9r9uAjlpaDfSrwgubAp5lsx9gNMN7CxE9PkW0VqbKIWrBJTIZ6AId6Qi5P+pG9whJCaPbFjXvns+VcLDg==
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

2026-09-17T10:58:40.418777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051769
observed ac83d7fa0a500096ac61dc9bb5755995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.400035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051769/manifest.json
observed f3bfe17bef80bf4c8290d73046e41060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.382027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051769/publication.md
observed 1f12f8e19f22bba576f1a266966bfa5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.364401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051769/publication.txt
observed e4825466391e829ac786c8a93bfa2bd2...
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.