Pith Number

pith:EZZM74LT

pith:2019:EZZM74LTSIBQMZIJ2IEEBHZRBP

not attested not anchored not stored refs pending

Astrophysics in Strong Electromagnetic Fields and Laboratory Astrophysics

Sang Pyo Kim

arxiv:1905.13439 v1 · 2019-05-31 · gr-qc · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZZM74LTSIBQMZIJ2IEEBHZRBP}

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	2026-05-17T23:44:34.916021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2672cff1739203066509d208409f310bcd1c664cbd9d60aac1ea45f9e465c750

Aliases

arxiv: 1905.13439 · arxiv_version: 1905.13439v1 · doi: 10.48550/arxiv.1905.13439 · pith_short_12: EZZM74LTSIBQ · pith_short_16: EZZM74LTSIBQMZIJ · pith_short_8: EZZM74LT

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/EZZM74LTSIBQMZIJ2IEEBHZRBP \
  | 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: 2672cff1739203066509d208409f310bcd1c664cbd9d60aac1ea45f9e465c750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "017d38a6f3f9831aece01331d0296cd464e55eaaec4243f64d7a254a05cf94c8",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-05-31T06:37:00Z",
    "title_canon_sha256": "c3eca999b0cca72221bfefc7ddaea0ccb9ea8db5cd0b58534be59852db8a902a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13439",
    "kind": "arxiv",
    "version": 1
  }
}