Pith Number

pith:ZCFCFYMJ

pith:2021:ZCFCFYMJMPKAUNLNHJYRKYUP6H

not attested not anchored not stored refs pending

First MATISSE L-band observations of HD 179218. Is the inner 10 au region rich in carbon dust particles?

A.Bensberg, A.Jones, A. Matter, A.Meilland, A.Soulain, B. Lopez, C.A.Hummel, C.Dominik, C.Leinert, C.Paladini, D.Schertl, E.Dartois, E.Habart, E.Kokoulina, E.Pantin, F.Allouche, F.Bettonvil, F.Millour, F.Vakili, G.Weigelt, G.Yoffe, G.Zins, I.Percheron, J.-C. Augereau, J.Drevon, J.Duprat, J.Hron, J.Leftley, J.Varga, J.W.Isbell, J.Woillez, K.-H.Hofmann, K.Meisenheimer, L.B.F.M.Waters, L.Klarmann, L.Labadie, M.Dannhoff, M.Delbo, M.Heininger, M.Hogerheijde, M.Lehmitz, M.Wittkowski, N.Ysard, P.Abraham, P.Antonelli, P.Berio, P.Bristow, P.Cruzal\`ebes, Ph.Stee, R.G.Petrov, R.van Boekel, S.Lagarde, S.Robbe-Dubois, S.Wolf, Th.Henning, U.Beckmann, U.Graser, V.G\'amez Rosas, V.Hocd\'e, W.C.Danchi, W.Jaffe

arxiv:2106.12947 v2 · 2021-06-24 · 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{ZCFCFYMJMPKAUNLNHJYRKYUP6H}

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	2026-07-05T03:04:55.465289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88a22e18963d40a356d3a7115628ff1c96a10ec72cae6263a63ee5e85c93a63

Aliases

arxiv: 2106.12947 · arxiv_version: 2106.12947v2 · doi: 10.48550/arxiv.2106.12947 · pith_short_12: ZCFCFYMJMPKA · pith_short_16: ZCFCFYMJMPKAUNLN · pith_short_8: ZCFCFYMJ

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/ZCFCFYMJMPKAUNLNHJYRKYUP6H \
  | 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: c88a22e18963d40a356d3a7115628ff1c96a10ec72cae6263a63ee5e85c93a63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c7f2e6cee0c23c01cfcebf81de48a12b0cf91dcf0a3b6f1de5617086724fcb1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-06-24T12:15:53Z",
    "title_canon_sha256": "572b1e5454ae72b573bf0339b5f1ccb430220bff355e7b5f008b228c61ea09e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.12947",
    "kind": "arxiv",
    "version": 2
  }
}