Pith Number

pith:FGSAH6OA

pith:2017:FGSAH6OA4N5R42EFOU765WK2PE

not attested not anchored not stored refs pending

Model-independent Constraints on Cosmic Curvature and Opacity

Guo-Jian Wang, Jun-Jie Wei, Jun-Qing Xia, Zheng-Xiang Li, Zong-Hong Zhu

arxiv:1709.07258 v1 · 2017-09-21 · 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{FGSAH6OA4N5R42EFOU765WK2PE}

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	2026-05-18T00:33:47.984867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29a403f9c0e37b1e6885753feed95a791b9e71c498041afe1c69423e81f21465

Aliases

arxiv: 1709.07258 · arxiv_version: 1709.07258v1 · doi: 10.48550/arxiv.1709.07258 · pith_short_12: FGSAH6OA4N5R · pith_short_16: FGSAH6OA4N5R42EF · pith_short_8: FGSAH6OA

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/FGSAH6OA4N5R42EFOU765WK2PE \
  | 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: 29a403f9c0e37b1e6885753feed95a791b9e71c498041afe1c69423e81f21465

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dd9c102a2f2df1f4e8298d3d4f5f7b802568177a85c800ca88f793c25e4b9e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-09-21T11:00:25Z",
    "title_canon_sha256": "303a6cc45f4c67d6aa6e202533466be700f4b98de6e3f8f18f7376e8c1052b4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07258",
    "kind": "arxiv",
    "version": 1
  }
}