Pith Number

pith:3CFH4BB6

pith:2007:3CFH4BB6J6CP2LCLSB4RT2TQAQ

not attested not anchored not stored refs pending

Visual/infrared interferometry of Orion Trapezium stars: Preliminary dynamical orbit and aperture synthesis imaging of the Theta 1 Orionis C system

D. Schertl, E. Pedretti, F. P. Schloerb, G. Weigelt, J. D. Monnier, J.-P. Berger, K.-H. Hofmann, K. Ohnaka, R. Millan-Gabet, S. Kraus, Th. Preibisch, W. A. Traub, Y. Y. Balega

arxiv:astro-ph/0702462 v1 · 2007-02-18 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CFH4BB6J6CP2LCLSB4RT2TQAQ}

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	2026-07-04T17:07:40.360190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d88a7e043e4f84fd2c4b907919ea70042b027b6f1c38abb94f0edebdead69332

Aliases

arxiv: astro-ph/0702462 · arxiv_version: astro-ph/0702462v1 · doi: 10.48550/arxiv.astro-ph/0702462 · pith_short_12: 3CFH4BB6J6CP · pith_short_16: 3CFH4BB6J6CP2LCL · pith_short_8: 3CFH4BB6

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/3CFH4BB6J6CP2LCLSB4RT2TQAQ \
  | 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: d88a7e043e4f84fd2c4b907919ea70042b027b6f1c38abb94f0edebdead69332

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c900b1c7cb912d577f357890cb245acccef7cb16109ef398dbe8b51deebd2b19",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-18T20:26:33Z",
    "title_canon_sha256": "0708cc0774256009ef0c6e99df6c374f9bb17016138afaac25754e209faa305e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702462",
    "kind": "arxiv",
    "version": 1
  }
}