Pith Number

pith:3XEHDDVS

pith:2021:3XEHDDVSWOF6XI24TLNK6SLFIV

not attested not anchored not stored refs pending

Null geodesic of Schwarzschild AdS with Gaussian matter distribution

Abolhassan Mohammadi, Behrooz Malakolkalami, N. Doustimotlagh, Shahram Jalalzadeh, Tayeb Golanbari

arxiv:2101.08842 v3 · 2021-01-21 · 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{3XEHDDVSWOF6XI24TLNK6SLFIV}

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	2026-07-05T03:15:31.016555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddc8718eb2b38beba35c9adaaf496545482a16256da2c5f19e64321c66d7ab25

Aliases

arxiv: 2101.08842 · arxiv_version: 2101.08842v3 · doi: 10.48550/arxiv.2101.08842 · pith_short_12: 3XEHDDVSWOF6 · pith_short_16: 3XEHDDVSWOF6XI24 · pith_short_8: 3XEHDDVS

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/3XEHDDVSWOF6XI24TLNK6SLFIV \
  | 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: ddc8718eb2b38beba35c9adaaf496545482a16256da2c5f19e64321c66d7ab25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ccacec8428242d588e83c602102fdb685b291ac4dac242bf4e0698ff8668256",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-01-21T20:32:30Z",
    "title_canon_sha256": "d6a6dd76ab13542aca0a24fc0ebbad3770e4c268a087e03c4fe1beee1a76c364"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08842",
    "kind": "arxiv",
    "version": 3
  }
}