Pith Number

pith:UX2DSUVM

pith:2019:UX2DSUVMBID5GR6IUYXKGYKUOD

not attested not anchored not stored refs pending

Normalization of the extragalactic background light from high-energy gamma-ray observations

B. Biasuzzi, D. A. Williams, J. Biteau, O. Hervet

arxiv:1906.07653 v1 · 2019-06-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UX2DSUVMBID5GR6IUYXKGYKUOD}

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

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	2026-05-17T23:41:07.654382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5f43952ac0a07d347c8a62ea3615470c9c611c0a25a111bd5e953565c801777

Aliases

arxiv: 1906.07653 · arxiv_version: 1906.07653v1 · doi: 10.48550/arxiv.1906.07653 · pith_short_12: UX2DSUVMBID5 · pith_short_16: UX2DSUVMBID5GR6I · pith_short_8: UX2DSUVM

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/UX2DSUVMBID5GR6IUYXKGYKUOD \
  | 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: a5f43952ac0a07d347c8a62ea3615470c9c611c0a25a111bd5e953565c801777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3979a618cc4009c67f7d21c725dbb314d4abad73249ddeb83e22cfd7db3e4d2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-06-18T15:46:47Z",
    "title_canon_sha256": "f96f03fec500d845a978899f2e77fcbea40290caad2f3f0848e8fa4da9f3d106"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07653",
    "kind": "arxiv",
    "version": 1
  }
}