Pith Number

pith:URTXIAYU

pith:2019:URTXIAYUHIRD64QOI2FNJQIADA

not attested not anchored not stored refs pending

Dynamical system perspective of cosmological models minimally coupled with scalar field

Chingtham Sonia, S. Surendra Singh

arxiv:1906.11947 v2 · 2019-06-18 · 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{URTXIAYUHIRD64QOI2FNJQIADA}

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	2026-07-05T02:08:47.442497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4677403143a223f720e468ad4c1001826affb439264f73f996f711ccd3ade35

Aliases

arxiv: 1906.11947 · arxiv_version: 1906.11947v2 · doi: 10.48550/arxiv.1906.11947 · pith_short_12: URTXIAYUHIRD · pith_short_16: URTXIAYUHIRD64QO · pith_short_8: URTXIAYU

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/URTXIAYUHIRD64QOI2FNJQIADA \
  | 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: a4677403143a223f720e468ad4c1001826affb439264f73f996f711ccd3ade35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c415aa87bdd904f456f350e08feb5e34556d986a2542659e68bf541e73729b9",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-18T10:49:20Z",
    "title_canon_sha256": "ce5a2a01a890e5e8f5cc578b156c6b01606ef8f375a3872126b04a467a35a02a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11947",
    "kind": "arxiv",
    "version": 2
  }
}