Pith Number

pith:CUFJ6GOL

pith:2019:CUFJ6GOLODZN7VDYYZ43XFH5FB

not attested not anchored not stored refs pending

Hidden symmetries of two-field cosmological models

Calin Iuliu Lazaroiu, Elena Mirela Babalic, Lilia Anguelova

arxiv:1905.01611 v3 · 2019-05-05 · 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{CUFJ6GOLODZN7VDYYZ43XFH5FB}

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	2026-07-05T00:02:58.403855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

150a9f19cb70f2dfd478c679bb94fd2842bfe04eee6376ee597245c287caaa85

Aliases

arxiv: 1905.01611 · arxiv_version: 1905.01611v3 · doi: 10.48550/arxiv.1905.01611 · pith_short_12: CUFJ6GOLODZN · pith_short_16: CUFJ6GOLODZN7VDY · pith_short_8: CUFJ6GOL

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/CUFJ6GOLODZN7VDYYZ43XFH5FB \
  | 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: 150a9f19cb70f2dfd478c679bb94fd2842bfe04eee6376ee597245c287caaa85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1020dde58b53fe6855aab8a5a99a47e0a5940253b8c8363ec3b4fd392ac80ac7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-05-05T05:30:19Z",
    "title_canon_sha256": "c209b1a8322735522e921f84238729bc9a417b491462cb750b1705b56a52e3cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01611",
    "kind": "arxiv",
    "version": 3
  }
}