Pith Number

pith:EI3SPSGA

pith:2008:EI3SPSGAWTBVUYZLBTOQNGRKPH

not attested not anchored not stored refs pending

Dust in the inner regions of debris disks around A stars

A. Merand, C.A. Beichman, D.R. Ciardi, E. Di Folco, H. McAlister, J. Aufdenberg, J.D. Monnier, J. Sturmann, L. Sturmann, N. Turner, O. Absil, R.L. Akeson, R. Millan-Gabet, T. ten Brummelaar

arxiv:0810.3701 v1 · 2008-10-20 · 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{EI3SPSGAWTBVUYZLBTOQNGRKPH}

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	2026-05-18T04:29:25.832713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

223727c8c0b4c35a632b0cdd069a2a79f588331ecf4575d26ebe2dc12a6c0efb

Aliases

arxiv: 0810.3701 · arxiv_version: 0810.3701v1 · doi: 10.48550/arxiv.0810.3701 · pith_short_12: EI3SPSGAWTBV · pith_short_16: EI3SPSGAWTBVUYZL · pith_short_8: EI3SPSGA

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/EI3SPSGAWTBVUYZLBTOQNGRKPH \
  | 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: 223727c8c0b4c35a632b0cdd069a2a79f588331ecf4575d26ebe2dc12a6c0efb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f6a055e24027d46c4df4efe24f68433e65b0c1a9df2006eb507c2113a511314",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-20T23:17:57Z",
    "title_canon_sha256": "b019b967cfbf3056f2b86847614218e62ea1319f20c0a6da8ffa47b46f476711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3701",
    "kind": "arxiv",
    "version": 1
  }
}