Pith Number

pith:X7RPTKHZ

pith:1998:X7RPTKHZL5QDBVXZAEM37RZT2U

not attested not anchored not stored refs pending

Interstellar Depletion onto Very Small Dust Grains

Bruce T. Draine, Joseph C. Weingartner

arxiv:astro-ph/9812469 v1 · 1998-12-29 · 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{X7RPTKHZL5QDBVXZAEM37RZT2U}

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

Breathing Fire: Hot Dust in the Big Three Dragons at z = 7.15

Receipt and verification

First computed	2026-07-04T16:07:24.310255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe2f9a8f95f6030d6f90119bfc733d5075aef239dbcf5ef9c385e1fc9633e43

Aliases

arxiv: astro-ph/9812469 · arxiv_version: astro-ph/9812469v1 · doi: 10.48550/arxiv.astro-ph/9812469 · pith_short_12: X7RPTKHZL5QD · pith_short_16: X7RPTKHZL5QDBVXZ · pith_short_8: X7RPTKHZ

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/X7RPTKHZL5QDBVXZAEM37RZT2U \
  | 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: bfe2f9a8f95f6030d6f90119bfc733d5075aef239dbcf5ef9c385e1fc9633e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98ad705b67f970235bc40500d669a63a02cb2ad0c58eabe7bc6fe3c17ba9b928",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-29T23:47:37Z",
    "title_canon_sha256": "dcd6913cbba19aa8ab502e6d2e3a70491fd1fb1803469bae6064d9891a2e32ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812469",
    "kind": "arxiv",
    "version": 1
  }
}