Pith Number

pith:VJNLCCLQ

pith:2019:VJNLCCLQM3TVRB4CTWOKW64AVU

not attested not anchored not stored refs pending

Models of Collapsing and Expanding Cylindrical Source in f(R,T) Theory

Aisha Siddiqa, M. Sharif

arxiv:1901.04302 v1 · 2019-01-10 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJNLCCLQM3TVRB4CTWOKW64AVU}

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	2026-05-17T23:53:49.598934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa5ab1097066e75887829d9cab7b80ad0076b21626e9382889e129b961b80422

Aliases

arxiv: 1901.04302 · arxiv_version: 1901.04302v1 · doi: 10.48550/arxiv.1901.04302 · pith_short_12: VJNLCCLQM3TV · pith_short_16: VJNLCCLQM3TVRB4C · pith_short_8: VJNLCCLQ

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/VJNLCCLQM3TVRB4CTWOKW64AVU \
  | 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: aa5ab1097066e75887829d9cab7b80ad0076b21626e9382889e129b961b80422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "276f93deb4dd29827266b5bd3450ea4f5bc1eab5687948869eb098600b805234",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-10T06:50:13Z",
    "title_canon_sha256": "af5b79adcf1375ae03fde3b39067fb3563a47640f68e00735a9372bd7b76443e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04302",
    "kind": "arxiv",
    "version": 1
  }
}