Pith Number

pith:XW22FPEE

pith:2019:XW22FPEEPXSPMT2TGRLXRJWIBB

not attested not anchored not stored refs pending

Huygens' envelope principle in Finsler spaces and analogue gravity

Alberto Saa, Hengameh R. Dehkordi

arxiv:1901.01176 v2 · 2019-01-04 · gr-qc · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XW22FPEEPXSPMT2TGRLXRJWIBB}

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

Wind-Finslerian structure of black holes

Receipt and verification

First computed	2026-05-17T23:49:32.962366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb5a2bc847de4f64f53345778a6c8084b018946e130fa7addeb92c72036eb03

Aliases

arxiv: 1901.01176 · arxiv_version: 1901.01176v2 · doi: 10.48550/arxiv.1901.01176 · pith_short_12: XW22FPEEPXSP · pith_short_16: XW22FPEEPXSPMT2T · pith_short_8: XW22FPEE

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/XW22FPEEPXSPMT2TGRLXRJWIBB \
  | 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: bdb5a2bc847de4f64f53345778a6c8084b018946e130fa7addeb92c72036eb03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dff34ef39b1cc8840682210e67443a6819623caf6ef121fb716b06114464cb7",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-04T15:31:48Z",
    "title_canon_sha256": "d72b2971b66371fc7fbd8062cde44d232f83a449538445fc92bdc329a37a8125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01176",
    "kind": "arxiv",
    "version": 2
  }
}