Pith Number

pith:IZDNL6JY

pith:2014:IZDNL6JYVM6PR6G6MAMPEOYCJB

not attested not anchored not stored refs pending

Molecular hydrogen absorption systems in Sloan Digital Sky Survey

A.V. Ivanchik, D.A. Varshalovich, P. Noterdaeme, P. Petitjean, S.A. Balashev, V.V. Klimenko

arxiv:1402.2672 v2 · 2014-02-11 · 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{IZDNL6JYVM6PR6G6MAMPEOYCJB}

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	2026-05-18T02:56:04.919262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4646d5f938ab3cf8f8de6018f23b02484c96f3aae751bf1dd37cbb744cbb3454

Aliases

arxiv: 1402.2672 · arxiv_version: 1402.2672v2 · doi: 10.48550/arxiv.1402.2672 · pith_short_12: IZDNL6JYVM6P · pith_short_16: IZDNL6JYVM6PR6G6 · pith_short_8: IZDNL6JY

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/IZDNL6JYVM6PR6G6MAMPEOYCJB \
  | 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: 4646d5f938ab3cf8f8de6018f23b02484c96f3aae751bf1dd37cbb744cbb3454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27795257c1e8e01992bee06dc400feb734dbd04b27545498716c11417f3ec85a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-02-11T21:32:08Z",
    "title_canon_sha256": "3109299db5bc0b2790f91dbd81a494b258f4798bfb7973e9b789179df2387427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2672",
    "kind": "arxiv",
    "version": 2
  }
}