Pith Number

pith:4GURTCIX

pith:2011:4GURTCIXTHGFM3W4A42BE4VKES

not attested not anchored not stored refs pending

Herschel discovery of a new class of cold, faint debris discs

A. Bayo, A. M. Heras, A. Mora, A. Roberge, A. V. Krivov, B.M. Gonzalez-Garc{\i}a, B. Montesinos, C. del Burgo, C. Eiroa, D. Ardila, D. Montes, G. J. White, G.L. Pilbratt, G. Meeus, J.-Ch.Augereau, J. Lebreton, J. Maldonado, J. P. Marshall, J. Sanz-Forcada, K. Stapelfeldt, M. Arevalo, M. Fridlund, O. Absil, P. Thebault, R. Liseau, S. Ertel, S. Wolf, W. Danchi

arxiv:1110.4826 v1 · 2011-10-21 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4GURTCIXTHGFM3W4A42BE4VKES}

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	2026-05-18T02:00:07.208363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1a919891799cc566edc07341272aa249110c3da1aa0967e62d03e0453620a64

Aliases

arxiv: 1110.4826 · arxiv_version: 1110.4826v1 · doi: 10.48550/arxiv.1110.4826 · pith_short_12: 4GURTCIXTHGF · pith_short_16: 4GURTCIXTHGFM3W4 · pith_short_8: 4GURTCIX

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/4GURTCIXTHGFM3W4A42BE4VKES \
  | 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: e1a919891799cc566edc07341272aa249110c3da1aa0967e62d03e0453620a64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "255f07f6c657a68a70f289025f7d5897da2b441d6247b564dc1ce29e0390659f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-21T15:36:17Z",
    "title_canon_sha256": "2a4255db9e1f714896029d4843ff4d643b11df2505813c9516689b610f28c748"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4826",
    "kind": "arxiv",
    "version": 1
  }
}