Pith Number

pith:HSVA6PUZ

pith:2002:HSVA6PUZNX63ZIUEJKGS6OBPFF

not attested not anchored not stored refs pending

In Dust We Trust: An Overview of Observations and Theories of Interstellar Dust

Aigen Li, J. Mayo Greenberg

arxiv:astro-ph/0204392 v1 · 2002-04-23 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HSVA6PUZNX63ZIUEJKGS6OBPFF}

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

2 papers in Pith

A Steep-Extinction QSO at z=4.6: JWST Evidence for Abundant Small Dust Grains

Learning the Universe: The Structure of Dust Attenuation Curves in Galaxy Simulations

Receipt and verification

First computed	2026-07-04T14:11:59.669241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3caa0f3e996dfdbca2844a8d2f382f29685e1766b54ad8600f4dbe8f183d3f87

Aliases

arxiv: astro-ph/0204392 · arxiv_version: astro-ph/0204392v1 · doi: 10.48550/arxiv.astro-ph/0204392 · pith_short_12: HSVA6PUZNX63 · pith_short_16: HSVA6PUZNX63ZIUE · pith_short_8: HSVA6PUZ

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/HSVA6PUZNX63ZIUEJKGS6OBPFF \
  | 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: 3caa0f3e996dfdbca2844a8d2f382f29685e1766b54ad8600f4dbe8f183d3f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff972fc27440bc2a1d3d6f9b8b509cc8caa7fda8b5fd319c939c416cdcd05f98",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-23T21:57:12Z",
    "title_canon_sha256": "65523d15c87688c4e0eba3ca50c7bffe56f25dca5c32a4baa907366c9b9e0205"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204392",
    "kind": "arxiv",
    "version": 1
  }
}