Pith Number

pith:U4ZYDDQD

pith:2023:U4ZYDDQDVGW5JRKFGIMVBLPQCM

not attested not anchored not stored refs pending

A systematic survey of millimetre-wavelength flaring variability of Young Stellar Objects in the Orion Nebula Cluster

2), (2) ESO - Chile, 3), (3) Harvard-Smithsonian CfA - USA, (4) Centro de Astrobiolog\'ia (CSIC-INTA) - Spain, (5) MPIfR - Germany, (6) University of Vienna - Austria), A. Hacar (6) ((1), J. Forbrich (1, J. Vargas-Gonz\'alez (1, K. M. Menten (5), M. G\"udel (6), University of Hertfordshire - UK, V. M. Rivilla (4)

arxiv:2303.15516 v1 · 2023-03-27 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4ZYDDQDVGW5JRKFGIMVBLPQCM}

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	2026-07-05T05:58:11.344418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a733818e03a9add4c545321950adf0131f95d5ac70fdb1b6e7ae428f546f00b5

Aliases

arxiv: 2303.15516 · arxiv_version: 2303.15516v1 · doi: 10.48550/arxiv.2303.15516 · pith_short_12: U4ZYDDQDVGW5 · pith_short_16: U4ZYDDQDVGW5JRKF · pith_short_8: U4ZYDDQD

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/U4ZYDDQDVGW5JRKFGIMVBLPQCM \
  | 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: a733818e03a9add4c545321950adf0131f95d5ac70fdb1b6e7ae428f546f00b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02ac8096d7aec01a9bfe039a62c712e6b59b39a45bb0bd4208b19e25906a12fb",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-03-27T18:00:10Z",
    "title_canon_sha256": "0e1ac47e0a7a84d6ba47cbfac628167276443c453b4d042e8353203adfd0e845"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.15516",
    "kind": "arxiv",
    "version": 1
  }
}