Pith Number

pith:OT4U3F2U

pith:2018:OT4U3F2UH5UVROXOPIBGETEPA6

not attested not anchored not stored refs pending

Effective field description of the Anton-Schmidt cosmic fluid

Orlando Luongo, Roberto Giamb\`o, Rocco D'Agostino, Salvatore Capozziello

arxiv:1810.05844 v2 · 2018-10-13 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT4U3F2UH5UVROXOPIBGETEPA6}

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	2026-05-17T23:54:43.205924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f94d97543f6958baee7a02624c8f07a013219bd991a1cf6f2b75a37d4b043c

Aliases

arxiv: 1810.05844 · arxiv_version: 1810.05844v2 · doi: 10.48550/arxiv.1810.05844 · pith_short_12: OT4U3F2UH5UV · pith_short_16: OT4U3F2UH5UVROXO · pith_short_8: OT4U3F2U

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/OT4U3F2UH5UVROXOPIBGETEPA6 \
  | 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: 74f94d97543f6958baee7a02624c8f07a013219bd991a1cf6f2b75a37d4b043c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c386049651f90a1a6379be646c4654618ccaef7ad8fc32f04f40c2b59c698ef5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-13T11:17:27Z",
    "title_canon_sha256": "93aca7efa3ea31c4e7b32cfcf777558f7212550d81f5748e3aa34c080db04a26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05844",
    "kind": "arxiv",
    "version": 2
  }
}