Pith Number

pith:T2PYBXIL

pith:2012:T2PYBXIL6E4PFUKQFQ42T33NEL

not attested not anchored not stored refs pending

A Self-Consistent Model of the Circumstellar Debris Created by a Giant Hypervelocity Impact in the HD172555 System

A. Morlok, B.C. Johnson, C.H. Chen, C.M. Lisse, E. Gaidos, H. J. Melosh, J.C. Bridges, L.T. Elkins-Tanton, M.C. Wyatt, P. Thebault, W.G. Henning

arxiv:1210.6258 v1 · 2012-10-23 · astro-ph.EP · 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{T2PYBXIL6E4PFUKQFQ42T33NEL}

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	2026-05-18T01:53:44.275012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e9f80dd0bf138f2d1502c39a9ef6d22e608ea3561967542cd50ac5b748200d4

Aliases

arxiv: 1210.6258 · arxiv_version: 1210.6258v1 · doi: 10.48550/arxiv.1210.6258 · pith_short_12: T2PYBXIL6E4P · pith_short_16: T2PYBXIL6E4PFUKQ · pith_short_8: T2PYBXIL

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/T2PYBXIL6E4PFUKQFQ42T33NEL \
  | 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: 9e9f80dd0bf138f2d1502c39a9ef6d22e608ea3561967542cd50ac5b748200d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebfc47eecb5513e3a867f30fb12c48e5cb59117ec95ddb8a4157610609f4b111",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-10-23T15:03:13Z",
    "title_canon_sha256": "b7b02808f21becd257582e2b5893e0f7696274ec56e11c28a711575538ca6a2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6258",
    "kind": "arxiv",
    "version": 1
  }
}