Pith Number

pith:H7ZTC2PT

pith:2019:H7ZTC2PTHN6ZZITA44GWAJ7Q54

not attested not anchored not stored refs pending

Understanding Galactic Star Formation with Next Generation X-ray Spectroscopy and Imaging

Benjamin F. Williams (University of Washington), David A. Principe (Kavli Institute, Denis Leahy (University of Calgary), Elaine Winston (Harvard-Smithsonian Center for Astrophysics), Jeremy Drake (Harvard-Smithsonian Center for Astrophysics), JHU), Laura A. Lopez (The Ohio State University), MIT), Moritz G\"unther (Kavli Institute, Nancy Brickhouse (Harvard-Smithsonian Center for Astrophysics), Panayiotis Tzanavaris (NASA/GSFC-CRESST), Rachel Osten, Scott J. Wolk (Harvard-Smithsonian Center for Astrophysics), (STSCI

arxiv:1904.04319 v1 · 2019-04-08 · astro-ph.SR · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7ZTC2PTHN6ZZITA44GWAJ7Q54}

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	2026-05-17T23:48:59.305396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ff33169f33b7d9ca260e70d6027f0ef0ba036ac0062331f143bf659eaef598e

Aliases

arxiv: 1904.04319 · arxiv_version: 1904.04319v1 · doi: 10.48550/arxiv.1904.04319 · pith_short_12: H7ZTC2PTHN6Z · pith_short_16: H7ZTC2PTHN6ZZITA · pith_short_8: H7ZTC2PT

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/H7ZTC2PTHN6ZZITA44GWAJ7Q54 \
  | 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: 3ff33169f33b7d9ca260e70d6027f0ef0ba036ac0062331f143bf659eaef598e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3254c5f09e8b8f116c6481509ea8b27a0297135c7d87d3f93ed06fc7f52f70bf",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-08T19:33:08Z",
    "title_canon_sha256": "c6859101914a677fc8e038053004293fe72e165fb5e8c8939dd86729339d2d84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04319",
    "kind": "arxiv",
    "version": 1
  }
}