OpenTechnical

OT-2026-000058969

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000058969) never changes.

Identity and time

Publication numberOT-2026-000058969 · never reused
Internal UUID01a0ae89-47a0-7092-8d2f-5f5258ab26af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058969
StatusPUBLIC

Content hashes

Canonical textbd3d7286fb3331ad81e2dba6375450003af8a00971edd73d46b5cfb9126b1bdc
Markdown86112cc4818fc638ace9557306121710e799941486b6973bdc2262d65f18b56e
PDF
Publication page1083d713e667a118bfa3f76ad77aa20ced9c972783ed01127abf25219840b258
Manifestd54527b32ff8c6894ae3210f408a99e9f0322d99c307213d9ed851e5cb2d08da

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
SignatureEpj+ZxfxhAYd6P0h2S04JT6dWEHqh3NN4zxVbLAFseHm4mgOR/eoG5acCYbDS1Iop3cnXjLEmrQab3V2EsHmDg==
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

2026-09-17T10:46:32.985489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058969
observed 1083d713e667a118bfa3f76ad77aa20c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.966741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058969/manifest.json
observed d54527b32ff8c6894ae3210f408a99e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.949377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058969/publication.md
observed 86112cc4818fc638ace9557306121710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.923310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058969/publication.txt
observed bd3d7286fb3331ad81e2dba637545000...
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.