Pith Number

pith:2MZ2FN3C

pith:2014:2MZ2FN3C2IUDFWFEQ6OVXIF5ZM

not attested not anchored not stored refs pending

What is the Physical Origin of Strong Lya Emission? I. Demographics of Lya Emitter Structures

Kazuhiro Shimasaku, Kimihiko Nakajima, Masami Ouchi, Masao Mori, Masayuki Umemura, Suraphong Yuma, Takatoshi Shibuya, Takuya Hashimoto

arxiv:1401.1209 v2 · 2014-01-06 · 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{2MZ2FN3C2IUDFWFEQ6OVXIF5ZM}

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	2026-05-18T01:45:33.517117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d333a2b762d22832d8a4879d5ba0bdcb05948d91347cfb0dff1ef8123a1a0e9c

Aliases

arxiv: 1401.1209 · arxiv_version: 1401.1209v2 · doi: 10.48550/arxiv.1401.1209 · pith_short_12: 2MZ2FN3C2IUD · pith_short_16: 2MZ2FN3C2IUDFWFE · pith_short_8: 2MZ2FN3C

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/2MZ2FN3C2IUDFWFEQ6OVXIF5ZM \
  | 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: d333a2b762d22832d8a4879d5ba0bdcb05948d91347cfb0dff1ef8123a1a0e9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0bece9d94d5060bff7e4be7d33b4921d34e41b21a1f3a89d70fc2a1c393a999",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-06T21:00:02Z",
    "title_canon_sha256": "6391fa8244aef672197951290b454d18cf1195b7d9cd7c8096373faca6ef2fcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1209",
    "kind": "arxiv",
    "version": 2
  }
}