Pith Number

pith:EILEUTVK

pith:2016:EILEUTVKULNB7JMY75VTBD5LYK

not attested not anchored not stored refs pending

The Composite Spectrum of BOSS Quasars Selected for Studies of the Lyman-alpha Forest

Adam D. Myers, David W. Harris, Donald P. Schneider, Fred Hamann, H. Herbst, Jian Ge, Joel R. Brownstein, Julian E. Bautista, Kyle S. Dawson, Linhua Jiang, Matthew D. Olmstead, M. Vivek, Nao Suzuki, Sarah E. Moran, Trey W. Jensen

arxiv:1603.08626 v2 · 2016-03-29 · astro-ph.GA · 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{EILEUTVKULNB7JMY75VTBD5LYK}

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	2026-05-18T01:12:48.647376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22164a4eaaa2da1fa598ff6b308fabc29e38c376a723f5350da6131d7d5291e2

Aliases

arxiv: 1603.08626 · arxiv_version: 1603.08626v2 · doi: 10.48550/arxiv.1603.08626 · pith_short_12: EILEUTVKULNB · pith_short_16: EILEUTVKULNB7JMY · pith_short_8: EILEUTVK

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/EILEUTVKULNB7JMY75VTBD5LYK \
  | 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: 22164a4eaaa2da1fa598ff6b308fabc29e38c376a723f5350da6131d7d5291e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c59165ab55553f5d1ba90d096d93862d555884784347376d89dc65eb1059b04c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-29T03:26:24Z",
    "title_canon_sha256": "bf9e2267214c9974e5c9766d9afa99dfcf5bc834ff8cf0358ee8bfd79efe089d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08626",
    "kind": "arxiv",
    "version": 2
  }
}