Pith Number

pith:QEXU23V5

pith:2007:QEXU23V5WUSHB3YIUPCXHJO2O5

not attested not anchored not stored refs pending

Probing the ISM Near Star Forming Regions with GRB Afterglow Spectroscopy: Gas, Metals, and Dust

(2) U Chicago, (3) Observatoire de Geneve, (4) UC Berkeley), Hsiao-Wen Chen (2), Jason X. Prochaska (1), Joshua S. Bloom (4) ((1) UCO/Lick Observatory, Miroslava Dessauges-Zavadsky (3)

arxiv:astro-ph/0703665 v1 · 2007-03-26 · 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{QEXU23V5WUSHB3YIUPCXHJO2O5}

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

Interstellar dust production, destruction and effects of dust depletion in galaxies

Receipt and verification

First computed	2026-05-18T04:29:05.396831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

812f4d6ebdb52470ef08a3c573a5da775755cfe2ba5a6ff2e685d12086d61210

Aliases

arxiv: astro-ph/0703665 · arxiv_version: astro-ph/0703665v1 · doi: 10.48550/arxiv.astro-ph/0703665 · pith_short_12: QEXU23V5WUSH · pith_short_16: QEXU23V5WUSHB3YI · pith_short_8: QEXU23V5

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/QEXU23V5WUSHB3YIUPCXHJO2O5 \
  | 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: 812f4d6ebdb52470ef08a3c573a5da775755cfe2ba5a6ff2e685d12086d61210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f0e960a674079a15d90b5b45ab794df330b870da8b770a755c8aea20bd8e3af",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-26T20:29:26Z",
    "title_canon_sha256": "2a6f0a6dfd38802e13907764b4295753f4d806e76dbec01bc69da6e56768bef3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703665",
    "kind": "arxiv",
    "version": 1
  }
}