Pith Number

pith:ZBHF47RW

pith:2016:ZBHF47RWW23UKA4B4QG45UI44N

not attested not anchored not stored refs pending

Introduction to high-energy gamma-ray astronomy

Bernard Degrange, G\'erard Fontaine

arxiv:1604.05488 v1 · 2016-04-19 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBHF47RWW23UKA4B4QG45UI44N}

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	2026-05-18T01:16:38.682347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c84e5e7e36b6b7450381e40dced11ce349fcdb803fe18b23cbd621300ac9ff72

Aliases

arxiv: 1604.05488 · arxiv_version: 1604.05488v1 · doi: 10.48550/arxiv.1604.05488 · pith_short_12: ZBHF47RWW23U · pith_short_16: ZBHF47RWW23UKA4B · pith_short_8: ZBHF47RW

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/ZBHF47RWW23UKA4B4QG45UI44N \
  | 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: c84e5e7e36b6b7450381e40dced11ce349fcdb803fe18b23cbd621300ac9ff72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e8dfe9da0e1a10ebe8ff177879ea88400dc37ef366a1b68020434350edc9f1",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-04-19T09:28:01Z",
    "title_canon_sha256": "ad0c5332f52d65f752fb8959ba3b0c9086c5899b71e119d5548c6e706ed81bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05488",
    "kind": "arxiv",
    "version": 1
  }
}