Pith Number

pith:EVFNWVMD

pith:2016:EVFNWVMDYC2BSX3ZJUJFN4F7IG

not attested not anchored not stored refs pending

Extended X-ray Monitoring of Gravitational Lenses with Chandra and Joint Constraints on X-ray Emission Regions

Ang Liu, Bin Chen, Christopher S. Kochanek, Christopher W. Morgan, Eduardo Guerras, George Chartas, Shaun Steele, Xinyu Dai

arxiv:1609.05192 v2 · 2016-09-16 · astro-ph.HE · 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{EVFNWVMDYC2BSX3ZJUJFN4F7IG}

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	2026-05-18T00:49:15.570131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

254adb5583c0b4195f794d1256f0bf41a28c0eb6174ebfc34b118035ad15f4cb

Aliases

arxiv: 1609.05192 · arxiv_version: 1609.05192v2 · doi: 10.48550/arxiv.1609.05192 · pith_short_12: EVFNWVMDYC2B · pith_short_16: EVFNWVMDYC2BSX3Z · pith_short_8: EVFNWVMD

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/EVFNWVMDYC2BSX3ZJUJFN4F7IG \
  | 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: 254adb5583c0b4195f794d1256f0bf41a28c0eb6174ebfc34b118035ad15f4cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86229945535f2c2eeee3b80907ea74c082dcd5dec696e7c0ff8e9163484c2074",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-09-16T19:43:59Z",
    "title_canon_sha256": "f2583014703035ca2dbd82d4b5f5e95689bf27f785bdd3e864afcc6df14b53e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05192",
    "kind": "arxiv",
    "version": 2
  }
}