Pith Number

pith:6RE7Y3CG

pith:2011:6RE7Y3CG2LBYFQ2EZ74LVZP4YI

not attested not anchored not stored refs pending

e-VLBI observations of Circinus X-1: monitoring of the quiescent and flaring radio emission on AU scales

(2) ATNF/CASS, (3) HARTRAO, (4) U. Southampton), A. K. Tzioumis (2), A. Moin (1), C. J. Phillips (2), C. Reynolds (1), G. D. Nicolson (3), J. C. A. Miller-Jones (1), R. P. Fender (4) ((1) ICRAR/Curtin, S. J. TIngay (1)

arxiv:1103.1438 v1 · 2011-03-08 · 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{6RE7Y3CG2LBYFQ2EZ74LVZP4YI}

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	2026-05-18T02:02:58.477617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f449fc6c46d2c382c344cff8bae5fcc23b9b5370da3bfc07351d5f68bf1d5938

Aliases

arxiv: 1103.1438 · arxiv_version: 1103.1438v1 · doi: 10.48550/arxiv.1103.1438 · pith_short_12: 6RE7Y3CG2LBY · pith_short_16: 6RE7Y3CG2LBYFQ2E · pith_short_8: 6RE7Y3CG

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/6RE7Y3CG2LBYFQ2EZ74LVZP4YI \
  | 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: f449fc6c46d2c382c344cff8bae5fcc23b9b5370da3bfc07351d5f68bf1d5938

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7421bc052b7bf456647fba49ed273d6122f44c20ea13cb37e6da315e0172e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-08T05:05:54Z",
    "title_canon_sha256": "f9fdd35aed6ff6f788e7ef6f9a0b25082e24626eeeb17b30e65c1c9b7fa360d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1438",
    "kind": "arxiv",
    "version": 1
  }
}