Pith Number

pith:VDHOUOMX

pith:2026:VDHOUOMX3VCOIU2FA3QVBQMCXJ

not attested not anchored not stored refs pending

A Sheaf-Theoretic Framework for Distributed Multi-Site Channel Charting

Enrico Grimaldi, Gabriele D'Acunto, Leonardo Di Nino, Mario Edoardo Pandolfo, Paolo Di Lorenzo, Sergio Barbarossa

arxiv:2607.03480 v1 · 2026-07-03 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VDHOUOMX3VCOIU2FA3QVBQMCXJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-07T02:17:48.960043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8ceea3997dd44e4534506e150c182ba421b57d546f8bae7e5ecc21392a6195f

Aliases

arxiv: 2607.03480 · arxiv_version: 2607.03480v1 · doi: 10.48550/arxiv.2607.03480 · pith_short_12: VDHOUOMX3VCO · pith_short_16: VDHOUOMX3VCOIU2F · pith_short_8: VDHOUOMX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VDHOUOMX3VCOIU2FA3QVBQMCXJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a8ceea3997dd44e4534506e150c182ba421b57d546f8bae7e5ecc21392a6195f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "832954b47f5d2ed91e64f5b2da67c2976cedc8a4fbc2c982fe93868fb8979b42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-07-03T16:47:38Z",
    "title_canon_sha256": "62dd29ada13e79eec9ead165ba76fadf9a4c9bc09f59ec77cc23be564c4094d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03480",
    "kind": "arxiv",
    "version": 1
  }
}