Pith Number

pith:OPRK2MPG

pith:2016:OPRK2MPG4M5TBQIR6GYDNHVB32

not attested not anchored not stored refs pending

Do siblings always form and evolve simultaneously? Testing the coevality of multiple protostellar systems through SEDs

Davide Fedele, Ewine F. van Dishoeck, John J. Tobin, Nadia M. Murillo

arxiv:1604.06123 v1 · 2016-04-20 · astro-ph.SR · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPRK2MPG4M5TBQIR6GYDNHVB32}

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.

Cited by

1 paper in Pith

The Origin and Evolution of Multiple Star Systems

Receipt and verification

First computed	2026-05-18T01:10:24.351018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e2ad31e6e33b30c111f1b0369ea1de8b5282e0f411f08acd6f3fc9c14be692

Aliases

arxiv: 1604.06123 · arxiv_version: 1604.06123v1 · doi: 10.48550/arxiv.1604.06123 · pith_short_12: OPRK2MPG4M5T · pith_short_16: OPRK2MPG4M5TBQIR · pith_short_8: OPRK2MPG

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/OPRK2MPG4M5TBQIR6GYDNHVB32 \
  | 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: 73e2ad31e6e33b30c111f1b0369ea1de8b5282e0f411f08acd6f3fc9c14be692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf617a9d6bfbed4dd025afd440d271b9193144eecaf894a59ec46da81a70aa6",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-04-20T21:03:34Z",
    "title_canon_sha256": "0d282a413c609f7ab799c87bea071d4c3638122e39c485cd8913103f7ce9a622"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06123",
    "kind": "arxiv",
    "version": 1
  }
}