Pith Number

pith:R5PX5FFT

pith:2016:R5PX5FFTKS2Y3OBAKGS2V7R2AW

not attested not anchored not stored refs pending

The near-to-mid infrared spectrum of quasars

Almudena Alonso-Herrero, Antonio Hern\'an-Caballero, Evanthia Hatziminaoglou, Silvia Mateos

arxiv:1605.04867 v2 · 2016-05-16 · 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{R5PX5FFTKS2Y3OBAKGS2V7R2AW}

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.

Cited by

1 paper in Pith

Radiation-pressure instability is an artifact of constant-$\alpha$ closure

Receipt and verification

First computed	2026-05-18T01:07:16.435328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f5f7e94b354b58db82051a5aafe3a05a7c4326738aabb6ded2201408c969416

Aliases

arxiv: 1605.04867 · arxiv_version: 1605.04867v2 · doi: 10.48550/arxiv.1605.04867 · pith_short_12: R5PX5FFTKS2Y · pith_short_16: R5PX5FFTKS2Y3OBA · pith_short_8: R5PX5FFT

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/R5PX5FFTKS2Y3OBAKGS2V7R2AW \
  | 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: 8f5f7e94b354b58db82051a5aafe3a05a7c4326738aabb6ded2201408c969416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "519548b5617c0aabda08ba70ac56e0ac2d03cfa5c41bc5e10fd0d1533648fc32",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-16T18:47:39Z",
    "title_canon_sha256": "7bc4bb9c8d5e40d2e51ae0ee9bc2e60ff6ad362b46635323e6934c36d3117ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04867",
    "kind": "arxiv",
    "version": 2
  }
}