Pith Number

pith:52A2ZVSQ

pith:2012:52A2ZVSQDEGDBOL4SA6MBK7H5J

not attested not anchored not stored refs pending

Observations and NLTE Modeling of the Gaseous Planetary Debris Disk around Ton 345

K. Werner, S. Hartmann, T. Nagel, T. Rauch

arxiv:1210.4015 v1 · 2012-10-15 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52A2ZVSQDEGDBOL4SA6MBK7H5J}

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	2026-05-18T03:43:08.285066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee81acd650190c30b97c903cc0abe7ea6030913fa2f742ad9a2f590f2a65397e

Aliases

arxiv: 1210.4015 · arxiv_version: 1210.4015v1 · doi: 10.48550/arxiv.1210.4015 · pith_short_12: 52A2ZVSQDEGD · pith_short_16: 52A2ZVSQDEGDBOL4 · pith_short_8: 52A2ZVSQ

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/52A2ZVSQDEGDBOL4SA6MBK7H5J \
  | 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: ee81acd650190c30b97c903cc0abe7ea6030913fa2f742ad9a2f590f2a65397e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea8ca79e177475d2db93eda9cf196e4e6ee713895ccda388f3cd7fdc1a71cff5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-15T13:12:34Z",
    "title_canon_sha256": "a6782168f9c3f81ce6ab68ab1790861ec8efca72daa0a4d38a555b19364110d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4015",
    "kind": "arxiv",
    "version": 1
  }
}