Pith Number

pith:BXBBICMI

pith:2016:BXBBICMISDXLKKHE5ITBSQWWSL

not attested not anchored not stored refs pending

Vanishing Absorption and Blueshifted Emission in FeLoBAL Quasars

Abtin Ameri, Alireza Rafiee, Jesse Rogerson, Natalee Galati, Patrick B. Hall, Patrik Pirkola

arxiv:1604.06977 v1 · 2016-04-24 · 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{BXBBICMISDXLKKHE5ITBSQWWSL}

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	2026-05-18T01:15:39.413614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dc214098890eeb528e4ea261942d692cdf0de1e8f0c168a49a69d87791a980f

Aliases

arxiv: 1604.06977 · arxiv_version: 1604.06977v1 · doi: 10.48550/arxiv.1604.06977 · pith_short_12: BXBBICMISDXL · pith_short_16: BXBBICMISDXLKKHE · pith_short_8: BXBBICMI

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/BXBBICMISDXLKKHE5ITBSQWWSL \
  | 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: 0dc214098890eeb528e4ea261942d692cdf0de1e8f0c168a49a69d87791a980f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73c3ce31a01d881d34dbb4d0daf4c75ce0e7337fc67a3d459c0095d70e32700",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-24T03:20:37Z",
    "title_canon_sha256": "4bf9269766b8571f5a628572070d3bcf6971e8d684ec9349ba6435062e0fe093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06977",
    "kind": "arxiv",
    "version": 1
  }
}