Pith Number

pith:G6DKPSZV

pith:2006:G6DKPSZVZ2SNICOK4KHN3KCKLA

not attested not anchored not stored refs pending

Phase-reference VLBI Observations of the Compact Steep-Spectrum Source 3C 138

D.-R. Jiang, H.-B. Cai, L.-L. Shang, X. Chen, Zhi-Qiang Shen

arxiv:astro-ph/0611614 v1 · 2006-11-20 · 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{G6DKPSZVZ2SNICOK4KHN3KCKLA}

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	2026-05-18T01:40:28.790976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3786a7cb35cea4d409cae28edda84a58362da9151d8059bd7767f4ce523fde5d

Aliases

arxiv: astro-ph/0611614 · arxiv_version: astro-ph/0611614v1 · doi: 10.48550/arxiv.astro-ph/0611614 · pith_short_12: G6DKPSZVZ2SN · pith_short_16: G6DKPSZVZ2SNICOK · pith_short_8: G6DKPSZV

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/G6DKPSZVZ2SNICOK4KHN3KCKLA \
  | 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: 3786a7cb35cea4d409cae28edda84a58362da9151d8059bd7767f4ce523fde5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6256ae77d9bccf979bc81f05b85734892d05a38a4d805d2125629ab6f3e220e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-20T08:05:46Z",
    "title_canon_sha256": "80db5eb463932921b3fde5befe995e3849ea17e88327f996fc8e441758d2e4c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611614",
    "kind": "arxiv",
    "version": 1
  }
}