Pith Number

pith:33H3DEUG

pith:2018:33H3DEUGQ4GMFGAIHVSOSGENVX

not attested not anchored not stored refs pending

Constraints on quintessence scalar field models using cosmological observations

Anzhong Wang, Barun Pal, M. Shahalam, Supriya Pan, Weiqiang Yang

arxiv:1810.08586 v2 · 2018-10-19 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33H3DEUGQ4GMFGAIHVSOSGENVX}

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	2026-05-17T23:39:48.236868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

decfb19286870cc298083d64e9188dadff1ff189dbf834d38a1059622e7957dc

Aliases

arxiv: 1810.08586 · arxiv_version: 1810.08586v2 · doi: 10.48550/arxiv.1810.08586 · pith_short_12: 33H3DEUGQ4GM · pith_short_16: 33H3DEUGQ4GMFGAI · pith_short_8: 33H3DEUG

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/33H3DEUGQ4GMFGAIHVSOSGENVX \
  | 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: decfb19286870cc298083d64e9188dadff1ff189dbf834d38a1059622e7957dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2eee436aecfbf8f4966dcdcacbba402dc26c5b6444f2db66910d36aca6802da0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-19T17:07:25Z",
    "title_canon_sha256": "58f1a9e44d9ef6191a45a18360439911b23e9b4bbc523134bcf6fbc415454ac2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08586",
    "kind": "arxiv",
    "version": 2
  }
}