Pith Number

pith:BY4S5LLA

pith:2016:BY4S5LLAQDM7UGZXLNFGGV5SFV

not attested not anchored not stored refs pending

Timing the warm absorber in NGC 4051

Catia Silva, Elisa Costantini, Phil Uttley

arxiv:1607.01065 v1 · 2016-07-04 · astro-ph.HE · 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{BY4S5LLAQDM7UGZXLNFGGV5SFV}

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.

Cited by

1 paper in Pith

Strong X-ray Variability of I Zwicky 1: Obscuration from Clumpy Accretion-Disk Winds

Receipt and verification

First computed	2026-05-18T00:55:46.125009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e392ead6080d9fa1b375b4a6357b22d6b5c731fd7045b4997bc72f4224a1241

Aliases

arxiv: 1607.01065 · arxiv_version: 1607.01065v1 · doi: 10.48550/arxiv.1607.01065 · pith_short_12: BY4S5LLAQDM7 · pith_short_16: BY4S5LLAQDM7UGZX · pith_short_8: BY4S5LLA

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/BY4S5LLAQDM7UGZXLNFGGV5SFV \
  | 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: 0e392ead6080d9fa1b375b4a6357b22d6b5c731fd7045b4997bc72f4224a1241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b50f7a8498ef6fb1309164a82cea56b59bed80dd520449184c65be8a12badcad",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-04T22:26:05Z",
    "title_canon_sha256": "477deafc14464adde5d925298f3ed68bcf0bcbc899b2791750bf4ca3f6811492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01065",
    "kind": "arxiv",
    "version": 1
  }
}