Pith Number

pith:3JDJMUK2

pith:2016:3JDJMUK2TZLR4TFIM4XBISSE5O

not attested not anchored not stored refs pending

Spectro-polarimetry confirms central powering of a Ly$\alpha$ nebula at z=3.09

Claudia Scarlata, Mark Dijkstra, Matthew Hayes, Melanie Beck, Terry J. Jones

arxiv:1601.06786 v1 · 2016-01-25 · 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{3JDJMUK2TZLR4TFIM4XBISSE5O}

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	2026-05-18T01:19:24.675694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da4696515a9e571e4ca8672e144a44eb82e7ec4aaed8c7cedb43af57a5b0dc39

Aliases

arxiv: 1601.06786 · arxiv_version: 1601.06786v1 · doi: 10.48550/arxiv.1601.06786 · pith_short_12: 3JDJMUK2TZLR · pith_short_16: 3JDJMUK2TZLR4TFI · pith_short_8: 3JDJMUK2

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/3JDJMUK2TZLR4TFIM4XBISSE5O \
  | 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: da4696515a9e571e4ca8672e144a44eb82e7ec4aaed8c7cedb43af57a5b0dc39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "554ad37468cfa525030a83f4b4bd724f2f1223eca619bc03a4a5b985a9b36390",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-25T21:00:02Z",
    "title_canon_sha256": "bab3ad7e7d6e702d3a3d3614f766e1612dc48d2dfd05a899a4b02a2bed3b77d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06786",
    "kind": "arxiv",
    "version": 1
  }
}