Pith Number

pith:PKIU3UJK

pith:2012:PKIU3UJKUSUA6CCVY6M42ESCUU

not attested not anchored not stored refs pending

2-Riemannian manifolds

C. A. Morales, M. Vilches

arxiv:1201.2089 v1 · 2012-01-10 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKIU3UJKUSUA6CCVY6M42ESCUU}

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	2026-05-18T04:04:53.962735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a914dd12aa4a80f0855c799cd1242a536fdea6989e5da0b13590ab55e15b8d1

Aliases

arxiv: 1201.2089 · arxiv_version: 1201.2089v1 · doi: 10.48550/arxiv.1201.2089 · pith_short_12: PKIU3UJKUSUA · pith_short_16: PKIU3UJKUSUA6CCV · pith_short_8: PKIU3UJK

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/PKIU3UJKUSUA6CCVY6M42ESCUU \
  | 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: 7a914dd12aa4a80f0855c799cd1242a536fdea6989e5da0b13590ab55e15b8d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "711ea1bbfe74cd8cbe6f9aca7c16529bb450b624ff147002c0f879e8c3436940",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-01-10T15:43:53Z",
    "title_canon_sha256": "29494987a5d25ba769f16ac130067467721bc684e2427fe8b3222eb0b36bf5c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2089",
    "kind": "arxiv",
    "version": 1
  }
}