Pith Number

pith:HTFH2I4I

pith:2016:HTFH2I4IY5VXMZHFMAKIRRY3XZ

not attested not anchored not stored refs pending

Spectral Line De-confusion in an Intensity Mapping Survey

Asantha Cooray, C. Matt Bradford, James Bock, Tzu-Ching Chang, Yun-Ting Cheng

arxiv:1604.07833 v2 · 2016-04-26 · 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{HTFH2I4IY5VXMZHFMAKIRRY3XZ}

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	2026-05-18T00:55:13.887571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cca7d2388c76b7664e5601488c71bbe63d6d23f82f5f48d75d68999976e2123

Aliases

arxiv: 1604.07833 · arxiv_version: 1604.07833v2 · doi: 10.48550/arxiv.1604.07833 · pith_short_12: HTFH2I4IY5VX · pith_short_16: HTFH2I4IY5VXMZHF · pith_short_8: HTFH2I4I

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/HTFH2I4IY5VXMZHFMAKIRRY3XZ \
  | 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: 3cca7d2388c76b7664e5601488c71bbe63d6d23f82f5f48d75d68999976e2123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7d2c7cebfc22e76c4538642d8a8a2418906c002b3924be136bf26c3daa116c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-04-26T20:00:35Z",
    "title_canon_sha256": "dbcbe0e8e7a1ad526a37181d03aedd8aea902d336e2f2b49d7d1b0fd197b79b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07833",
    "kind": "arxiv",
    "version": 2
  }
}