Pith Number

pith:ZJM7MYHT

pith:2009:ZJM7MYHTGDK6ISWLFJ4VOHOU2T

not attested not anchored not stored refs pending

Discovery of the Most-Distant Double-Peaked Emitter at z=1.369

B. D. Lehmer, B. Luo, C. Vignali, D. P. Schneider, F. E. Bauer, G. Szokoly, I. V. Strateva, J. D. Silverman, J. Kartaltepe, M. Salvato, P. Capak, V. Mainieri, W. N. Brandt

arxiv:0901.2929 v1 · 2009-01-19 · astro-ph.GA · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZJM7MYHTGDK6ISWLFJ4VOHOU2T}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:29:17.298050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca59f660f330d5e44acb2a79571dd4d4cb2849121c786763a3fa08a0caa455ea

Aliases

arxiv: 0901.2929 · arxiv_version: 0901.2929v1 · doi: 10.48550/arxiv.0901.2929 · pith_short_12: ZJM7MYHTGDK6 · pith_short_16: ZJM7MYHTGDK6ISWL · pith_short_8: ZJM7MYHT

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/ZJM7MYHTGDK6ISWLFJ4VOHOU2T \
  | 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: ca59f660f330d5e44acb2a79571dd4d4cb2849121c786763a3fa08a0caa455ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "976a1bb4fecb1195d3e83d935805b457fb83b31c281f8a131fbe599cad5cd734",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-01-19T21:00:22Z",
    "title_canon_sha256": "7729a47e3d84ea80d1af2d12f5bb134d9d79e294d1a22aacdc8c5265ca07fdbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.2929",
    "kind": "arxiv",
    "version": 1
  }
}