Pith Number

pith:DRYPMTPE

pith:2018:DRYPMTPENLC5ME6MJK3LOGK5BC

not attested not anchored not stored refs pending

Constraining Bianchi Type I Universe With Type Ia Supernova and H(z) Data

H. Amirhashchi, S. Amirhashchi

arxiv:1802.04251 v5 · 2018-02-10 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DRYPMTPENLC5ME6MJK3LOGK5BC}

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

Horndeski in motion

Receipt and verification

First computed	2026-07-05T00:55:54.464997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c70f64de46ac5d613cc4ab6b7195d08978104fc03f68f0d1ab7b5588422aca2

Aliases

arxiv: 1802.04251 · arxiv_version: 1802.04251v5 · doi: 10.48550/arxiv.1802.04251 · pith_short_12: DRYPMTPENLC5 · pith_short_16: DRYPMTPENLC5ME6M · pith_short_8: DRYPMTPE

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/DRYPMTPENLC5ME6MJK3LOGK5BC \
  | 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: 1c70f64de46ac5d613cc4ab6b7195d08978104fc03f68f0d1ab7b5588422aca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2990635ab28002a456bbf3d1816503d84bfe2fb901d90e265e0440570a24c53c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-02-10T14:44:35Z",
    "title_canon_sha256": "6d33b2cace8f7dc503b066d982a40d783d1099ad52db9a970903991b9802b707"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04251",
    "kind": "arxiv",
    "version": 5
  }
}