Pith Number

pith:IY5WWLMY

pith:2016:IY5WWLMYX6XNTC2TGK4CGZ3JRF

not attested not anchored not stored refs pending

Large-scale 3D mapping of the intergalactic medium using the Lyman Alpha Forest

Melih Ozbek, Nishikanta Khandai, Rupert A. C. Croft

arxiv:1602.01862 v1 · 2016-02-04 · 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{IY5WWLMYX6XNTC2TGK4CGZ3JRF}

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	2026-05-18T01:21:15.186003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

463b6b2d98bfaed98b5332b823676989605ce785afa8275a5c62814fe291f4d5

Aliases

arxiv: 1602.01862 · arxiv_version: 1602.01862v1 · doi: 10.48550/arxiv.1602.01862 · pith_short_12: IY5WWLMYX6XN · pith_short_16: IY5WWLMYX6XNTC2T · pith_short_8: IY5WWLMY

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/IY5WWLMYX6XNTC2TGK4CGZ3JRF \
  | 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: 463b6b2d98bfaed98b5332b823676989605ce785afa8275a5c62814fe291f4d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f369461d4c03a416a6f365ecd1c5555aed4cb56b16b66455a146e8d38bab461",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-02-04T21:58:31Z",
    "title_canon_sha256": "73635693d0a7ce12bf53c54f54b5b9ccc22223d59bbbab9ba8b481b9f3a7815b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01862",
    "kind": "arxiv",
    "version": 1
  }
}