Pith Number

pith:ZZ2MXKWV

pith:2019:ZZ2MXKWVOGHU6YCBXZTNE7RU4M

not attested not anchored not stored refs pending

Reflection spectra of thick accretion disks

Cosimo Bambi, Dimitry Ayzenberg, Shafqat Riaz, Sourabh Nampalliwar

arxiv:1908.04969 v2 · 2019-08-14 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZ2MXKWVOGHU6YCBXZTNE7RU4M}

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	2026-07-05T00:22:41.245044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce74cbaad5718f4f6041be66d27e34e31f50d0e366ca3d6d1fac90cd6fa0997b

Aliases

arxiv: 1908.04969 · arxiv_version: 1908.04969v2 · doi: 10.48550/arxiv.1908.04969 · pith_short_12: ZZ2MXKWVOGHU · pith_short_16: ZZ2MXKWVOGHU6YCB · pith_short_8: ZZ2MXKWV

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/ZZ2MXKWVOGHU6YCBXZTNE7RU4M \
  | 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: ce74cbaad5718f4f6041be66d27e34e31f50d0e366ca3d6d1fac90cd6fa0997b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e4bdf6c6cebd3095881e25b84b2724162703a91cc8a7dd2fa49d8048aefeaf6",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-14T06:09:15Z",
    "title_canon_sha256": "e19296b6b87cd865aa46165ef949999b34de2d5dec409d11128c2e3b17467535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04969",
    "kind": "arxiv",
    "version": 2
  }
}