Pith Number

pith:2NDYVYE4

pith:2016:2NDYVYE463LDNMXVX2RMZMDGPU

not attested not anchored not stored refs pending

A high-redshift quasar absorber without CIV - a galactic outflow caught in the act?

Anne Fox, Philipp Richter

arxiv:1602.05458 v1 · 2016-02-17 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NDYVYE463LDNMXVX2RMZMDGPU}

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	2026-05-18T01:18:28.955852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3478ae09cf6d636b2f5bea2ccb0667d0a02d293277d44a7d93ec08c2a318784

Aliases

arxiv: 1602.05458 · arxiv_version: 1602.05458v1 · doi: 10.48550/arxiv.1602.05458 · pith_short_12: 2NDYVYE463LD · pith_short_16: 2NDYVYE463LDNMXV · pith_short_8: 2NDYVYE4

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/2NDYVYE463LDNMXVX2RMZMDGPU \
  | 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: d3478ae09cf6d636b2f5bea2ccb0667d0a02d293277d44a7d93ec08c2a318784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39c34146ce04b857258a088c14fede08bd68512f24f18c7e76cb65beb63655b5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-02-17T15:54:29Z",
    "title_canon_sha256": "cd6931740d9cb868f91d7fb5284ee46cb761caf4c33a47b74e36b0db82f6dff5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05458",
    "kind": "arxiv",
    "version": 1
  }
}