Pith Number

pith:4D27OXZH

pith:2016:4D27OXZHB2L7QV4QNNOGZLPHK2

not attested not anchored not stored refs pending

Euler-like vector fields, deformation spaces and manifolds with filtered structure

Ahmad Reza Haj Saeedi Sadegh, Nigel Higson

arxiv:1611.05312 v3 · 2016-11-16 · 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{4D27OXZHB2L7QV4QNNOGZLPHK2}

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	2026-05-18T00:22:40.206171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f5f75f270e97f857906b5c6cade75684e1b8406a9d8aea57e5fdea0cef2662

Aliases

arxiv: 1611.05312 · arxiv_version: 1611.05312v3 · doi: 10.48550/arxiv.1611.05312 · pith_short_12: 4D27OXZHB2L7 · pith_short_16: 4D27OXZHB2L7QV4Q · pith_short_8: 4D27OXZH

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/4D27OXZHB2L7QV4QNNOGZLPHK2 \
  | 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: e0f5f75f270e97f857906b5c6cade75684e1b8406a9d8aea57e5fdea0cef2662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5373c0751b419bd42ad709bf7fb77c4fe035da96179ebcc969701feec6aead35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-11-16T15:21:02Z",
    "title_canon_sha256": "aa7546f4eaaef0cb3b9efd117cfa946269a5bf59ba3a80e6e3fb0516fa69bda6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.05312",
    "kind": "arxiv",
    "version": 3
  }
}