Pith Number

pith:VIPW66V4

pith:2017:VIPW66V4K4OXVPVM6CKS4RUKZW

not attested not anchored not stored refs pending

Towards solving the mass-composition problem in ultra high energy cosmic rays

R. Aloisio, V. Berezinsky

arxiv:1703.08671 v2 · 2017-03-25 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VIPW66V4K4OXVPVM6CKS4RUKZW}

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	2026-05-17T23:48:57.508516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa1f6f7abc571d7abeacf0952e468acda6b7cecd8d7ceb6bec22c46b9e5b5e0c

Aliases

arxiv: 1703.08671 · arxiv_version: 1703.08671v2 · doi: 10.48550/arxiv.1703.08671 · pith_short_12: VIPW66V4K4OX · pith_short_16: VIPW66V4K4OXVPVM · pith_short_8: VIPW66V4

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/VIPW66V4K4OXVPVM6CKS4RUKZW \
  | 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: aa1f6f7abc571d7abeacf0952e468acda6b7cecd8d7ceb6bec22c46b9e5b5e0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54f52f386c437270b8fdbe1c06fc2cc25ce0b9dc4c5ffbd971ee3b921bea784e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-25T10:17:05Z",
    "title_canon_sha256": "e11d7722fc67d6c69d8e7ced1578d11590738980f3943b6219d9e99f821eebfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08671",
    "kind": "arxiv",
    "version": 2
  }
}