Pith Number

pith:SWWA3S2H

pith:2020:SWWA3S2HRWBWWKEC5V7CMVOXHM

not attested not anchored not stored refs pending

A redshift-dependent IRX-$\beta$ dust attenuation relation for TNG50 galaxies

Annalisa Pillepich, Dylan Nelson, Federico Marinacci, Gerg\"o Popping, Lars Hernquist, Mark Vogelsberger, Sebastian Schulz

arxiv:2001.04992 v2 · 2020-01-14 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWWA3S2HRWBWWKEC5V7CMVOXHM}

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	2026-07-05T01:30:49.987384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95ac0dcb478d836b2882ed7e2655d73b395d666e1c85335f184268f14461ad16

Aliases

arxiv: 2001.04992 · arxiv_version: 2001.04992v2 · doi: 10.48550/arxiv.2001.04992 · pith_short_12: SWWA3S2HRWBW · pith_short_16: SWWA3S2HRWBWWKEC · pith_short_8: SWWA3S2H

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/SWWA3S2HRWBWWKEC5V7CMVOXHM \
  | 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: 95ac0dcb478d836b2882ed7e2655d73b395d666e1c85335f184268f14461ad16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "552e34837615927293419465d475297ff3f4dbc136caaaf3b3d8f74c7477db93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-14T19:00:02Z",
    "title_canon_sha256": "ccbb8df393787096896276fe423f73bd50a77b6cba213767034ddb02f52db591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.04992",
    "kind": "arxiv",
    "version": 2
  }
}