Pith Number

pith:3V4JAWOS

pith:2017:3V4JAWOSOW3PW7F77DPR2ARYUT

not attested not anchored not stored refs pending

First evidence of external disc photoevaporation in a low mass star forming region: the case of IM Lup

Cathie J. Clarke, L. Ilsedore Cleeves, Stefano Facchini, Thomas J. Haworth

arxiv:1703.03409 v1 · 2017-03-09 · 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{3V4JAWOSOW3PW7F77DPR2ARYUT}

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	2026-05-18T00:46:12.359607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd789059d275b6fb7cbff8df1d0238a4e8a161639323053aa2182981bdfc5ffd

Aliases

arxiv: 1703.03409 · arxiv_version: 1703.03409v1 · doi: 10.48550/arxiv.1703.03409 · pith_short_12: 3V4JAWOSOW3P · pith_short_16: 3V4JAWOSOW3PW7F7 · pith_short_8: 3V4JAWOS

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/3V4JAWOSOW3PW7F77DPR2ARYUT \
  | 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: dd789059d275b6fb7cbff8df1d0238a4e8a161639323053aa2182981bdfc5ffd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "735db52b5dc5a0be547e54c68cfe967f9af1aa483c8c4d4beaeef28bd806e757",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-09T19:00:01Z",
    "title_canon_sha256": "e61f0724bfe1d11f2c6e515749292ef5a7b911e831f3a5283c82f2d8362cb88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03409",
    "kind": "arxiv",
    "version": 1
  }
}