Pith Number

pith:MEVTS3AB

pith:2014:MEVTS3ABBTCNQMD77Y2DFTGULA

not attested not anchored not stored refs pending

Herschel evidence for disk flattening or gas depletion in transitional disks

C. Espaillat, G. Meeus, I. Kamp, I. Pascucci, J. T. Keane, P. Woitke, S. Andrews, W.-F. Thi, W. R. F. Dent

arxiv:1404.0709 v1 · 2014-04-02 · 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{MEVTS3ABBTCNQMD77Y2DFTGULA}

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	2026-05-18T01:43:42.824284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612b396c010cc4d8307ffe3432ccd45811e93c8ba1cd85628e0e18ba1f25c475

Aliases

arxiv: 1404.0709 · arxiv_version: 1404.0709v1 · doi: 10.48550/arxiv.1404.0709 · pith_short_12: MEVTS3ABBTCN · pith_short_16: MEVTS3ABBTCNQMD7 · pith_short_8: MEVTS3AB

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/MEVTS3ABBTCNQMD77Y2DFTGULA \
  | 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: 612b396c010cc4d8307ffe3432ccd45811e93c8ba1cd85628e0e18ba1f25c475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "354e8ac66eb26567b53ba6823635f8a5c2d18a3ccf8dc400a287fcf6cbc9f652",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-04-02T21:15:51Z",
    "title_canon_sha256": "7a398210be80ce75b2d4127ee4b4724864f82f1bf464f45f3a1f64b8b8433f6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0709",
    "kind": "arxiv",
    "version": 1
  }
}