Pith Number

pith:ZDLEMA3B

pith:2020:ZDLEMA3B4I7R6VZK6RHAIA7OSE

not attested not anchored not stored refs pending

Discovery of a low-mass companion embedded in the disk of the young massive star MWC 297 with VLT/SPHERE

Carlo F. Manara, Daniel J. Price, Davide Fedele, Giuseppe Lodato, Mario van den Ancker, M. Giulia Ubeira-Gabellini, Valentin Christiaens

arxiv:2002.01946 v1 · 2020-02-05 · 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{ZDLEMA3B4I7R6VZK6RHAIA7OSE}

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	2026-07-05T00:38:47.863641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8d6460361e23f1f572af44e0403ee910bdb1a3c88110775d721d01cbf7dba18

Aliases

arxiv: 2002.01946 · arxiv_version: 2002.01946v1 · doi: 10.48550/arxiv.2002.01946 · pith_short_12: ZDLEMA3B4I7R · pith_short_16: ZDLEMA3B4I7R6VZK · pith_short_8: ZDLEMA3B

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/ZDLEMA3B4I7R6VZK6RHAIA7OSE \
  | 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: c8d6460361e23f1f572af44e0403ee910bdb1a3c88110775d721d01cbf7dba18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3978aa3a4b415a0c9f40bab093fa0ad937a7a7634d3916fa381df6a95011014",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-02-05T19:00:03Z",
    "title_canon_sha256": "55267ebce25077370091365cefd682b3ea64cace7f72b24f2f6bac82ddd0f494"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.01946",
    "kind": "arxiv",
    "version": 1
  }
}