Pith Number

pith:VN5EJL3W

pith:2007:VN5EJL3WCW42CMPPLSRBX3L5HC

not attested not anchored not stored refs pending

First Observation of the Greisen-Zatsepin-Kuzmin Suppression

HiRes Collaboration

arxiv:astro-ph/0703099 v2 · 2007-03-06 · astro-ph

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

2 papers in Pith

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

Measurement of charged-particle production in $\sqrt{s_\text{NN}}=9.62$ TeV proton-oxygen collisions as a probe of cosmic-ray air showers with the ATLAS detector

Receipt and verification

First computed	2026-05-18T03:47:42.942349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab7a44af7615b9a131ef5ca21bed7d38ba44dd6e670ec56abe2aa1c5b699f860

Aliases

arxiv: astro-ph/0703099 · arxiv_version: astro-ph/0703099v2 · doi: 10.48550/arxiv.astro-ph/0703099 · pith_short_12: VN5EJL3WCW42 · pith_short_16: VN5EJL3WCW42CMPP · pith_short_8: VN5EJL3W

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/VN5EJL3WCW42CMPPLSRBX3L5HC \
  | 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: ab7a44af7615b9a131ef5ca21bed7d38ba44dd6e670ec56abe2aa1c5b699f860

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8adcead047d616bcecc98e7226d7144c95f8d75941f0cd117c43d7832d517a2c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-06T01:11:19Z",
    "title_canon_sha256": "7a0f5a5d1398fa5912aebd7cd7853b57da5191e05789d3059aeb5cb6ee6ebf21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703099",
    "kind": "arxiv",
    "version": 2
  }
}