Pith Number

pith:PYUCCSQN

pith:2019:PYUCCSQNXUPDQ53DQ2OQEJ6JX7

not attested not anchored not stored refs pending

Astro 2020: Astromineralogy of interstellar dust with X-ray spectroscopy

Bruce Draine, Claude Canizares, Daniel W. Savin, Edmund Hodges-Kluck, Edward B. Jenkins, Efrain Gatuzz, Elisa Costantini, Frits Paerels, Javier Garcia, Joern Wilms, Julia Lee, Lia Corrales, Lynne Valencic, Norbert Schulz, Randall K. Smith, Sascha Zeegers, Sebastian Heinz, Tea Temim, Tim Kallman

arxiv:1904.12790 v1 · 2019-04-29 · astro-ph.EP · 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{PYUCCSQNXUPDQ53DQ2OQEJ6JX7}

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	2026-05-17T23:47:32.266313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e28214a0dbd1e387763869d0227c9bff86f006009e39144c4846579396478b1

Aliases

arxiv: 1904.12790 · arxiv_version: 1904.12790v1 · doi: 10.48550/arxiv.1904.12790 · pith_short_12: PYUCCSQNXUPD · pith_short_16: PYUCCSQNXUPDQ53D · pith_short_8: PYUCCSQN

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/PYUCCSQNXUPDQ53DQ2OQEJ6JX7 \
  | 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: 7e28214a0dbd1e387763869d0227c9bff86f006009e39144c4846579396478b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65b5c66518987861b78d7c87a2100a87ea4e6818da58bbf9717888bccbebfe59",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-29T16:07:27Z",
    "title_canon_sha256": "9791dd093fca63aac3b060aa67d0058d47da5f65a94a9b5624bd727ed38c6bd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12790",
    "kind": "arxiv",
    "version": 1
  }
}