Pith Number

pith:US5BDAQH

pith:2019:US5BDAQHMGZWBANSHEE2WK4C5M

not attested not anchored not stored refs pending

Ultrahigh energy cosmic rays from a nearby extragalactic source in the diffusive regime

Esteban Roulet, Silvia Mollerach

arxiv:1903.05722 v2 · 2019-03-13 · astro-ph.HE

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

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.

Cited by

1 paper in Pith

Study of Flat Spectrum Radio Quasars and BL Lacertae Objects as Sources of Diffusive Ultra High-Energy Cosmic Rays

Receipt and verification

First computed	2026-05-17T23:45:27.345168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4ba11820761b36081b23909ab2b82eb05ef2a6191c7ebf7a925fd631413a29d

Aliases

arxiv: 1903.05722 · arxiv_version: 1903.05722v2 · doi: 10.48550/arxiv.1903.05722 · pith_short_12: US5BDAQHMGZW · pith_short_16: US5BDAQHMGZWBANS · pith_short_8: US5BDAQH

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/US5BDAQHMGZWBANSHEE2WK4C5M \
  | 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: a4ba11820761b36081b23909ab2b82eb05ef2a6191c7ebf7a925fd631413a29d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18dae24dd0b1cd85f194cfe88c6ebaa3a54860945086162b4572b6d78a77ed3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-13T21:31:32Z",
    "title_canon_sha256": "870eac1e8cc4f973aa754ee450254b83a711b75faa01fc89231d0b699576a0f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05722",
    "kind": "arxiv",
    "version": 2
  }
}