Pith Number

pith:U4ITCXRL

pith:2018:U4ITCXRLKRZ4ANLJU7QOK2OBAZ

not attested not anchored not stored refs pending

Distance, Energy, and Variability of Quasar Outflows: Two HST/COS epochs of LBQS 1206+1052

Chris Benn, Gerard A. Kriss, Guilin Liu, Nahum Arav, Rachel J. Plesha, Timothy R. Miller, Xinfeng Xu

arxiv:1809.03114 v1 · 2018-09-10 · 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{U4ITCXRLKRZ4ANLJU7QOK2OBAZ}

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	2026-05-18T00:03:45.273985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a711315e2b5473c03569a7e0e569c10662b65542399f7da897eca5e14cfc1bdf

Aliases

arxiv: 1809.03114 · arxiv_version: 1809.03114v1 · doi: 10.48550/arxiv.1809.03114 · pith_short_12: U4ITCXRLKRZ4 · pith_short_16: U4ITCXRLKRZ4ANLJ · pith_short_8: U4ITCXRL

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/U4ITCXRLKRZ4ANLJU7QOK2OBAZ \
  | 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: a711315e2b5473c03569a7e0e569c10662b65542399f7da897eca5e14cfc1bdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d4eb6ba9930fef83a62852a0708ef9c400a5db8295c9e5d0e54be451848f9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-10T03:07:57Z",
    "title_canon_sha256": "296280b29d0241f6e1920d56fd835ca0caf9d2f13bdfc114a82fb6f9bc6ed4a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03114",
    "kind": "arxiv",
    "version": 1
  }
}