Pith Number

pith:UTCDIKIY

pith:2013:UTCDIKIYZJ6TTGD6YJWNWNO5JP

not attested not anchored not stored refs pending

Effects of Electromagnetic Field on the Dynamical Instability of Expansionfree Gravitational Collapse

M. Azam, M. Sharif

arxiv:1306.0001 v1 · 2013-05-31 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTCDIKIYZJ6TTGD6YJWNWNO5JP}

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	2026-05-18T01:49:38.994810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4c4342918ca7d39987ec26cdb35dd4bc064def52004b58a89d60a1e812d28f5

Aliases

arxiv: 1306.0001 · arxiv_version: 1306.0001v1 · doi: 10.48550/arxiv.1306.0001 · pith_short_12: UTCDIKIYZJ6T · pith_short_16: UTCDIKIYZJ6TTGD6 · pith_short_8: UTCDIKIY

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/UTCDIKIYZJ6TTGD6YJWNWNO5JP \
  | 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: a4c4342918ca7d39987ec26cdb35dd4bc064def52004b58a89d60a1e812d28f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "894eca8f6f4131302f39ce6f6ce56f745f7b775e1de517045fff0be83a3e8a10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-05-31T07:39:59Z",
    "title_canon_sha256": "b2e3582ba2e428e4112ccd9d377dbfea6b962704b8207a6517ebf6adbb1d7f16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0001",
    "kind": "arxiv",
    "version": 1
  }
}