Pith Number

pith:VP4SF3FQ

pith:2011:VP4SF3FQ3TE4UXHG6CB253GUCJ

not attested not anchored not stored refs pending

Matching microlensing events with X-ray sources

A. Treves, N. Sartore

arxiv:1112.4203 v1 · 2011-12-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VP4SF3FQ3TE4UXHG6CB253GUCJ}

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	2026-05-18T01:59:05.943896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf922ecb0dcc9ca5ce6f083aeecd4126a1d5f354ff3dbeda6621ee2008aada8

Aliases

arxiv: 1112.4203 · arxiv_version: 1112.4203v1 · doi: 10.48550/arxiv.1112.4203 · pith_short_12: VP4SF3FQ3TE4 · pith_short_16: VP4SF3FQ3TE4UXHG · pith_short_8: VP4SF3FQ

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/VP4SF3FQ3TE4UXHG6CB253GUCJ \
  | 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: abf922ecb0dcc9ca5ce6f083aeecd4126a1d5f354ff3dbeda6621ee2008aada8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbeb28bec46e1b4002cd51f57c8dc85781523688932c0d5cbc78106b53d4a918",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-12-18T23:36:15Z",
    "title_canon_sha256": "200b65f4bb9e048c38e0026a1af80abfa746d4be4d77908336f3a57d03fde04c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4203",
    "kind": "arxiv",
    "version": 1
  }
}