Pith Number

pith:NWRLTJ7O

pith:2017:NWRLTJ7OXT4SSMDCCQYZDSJL2Q

not attested not anchored not stored refs pending

Path and quasihomotopy for Sobolev maps between manifolds

Elefterios Soultanis

arxiv:1706.06043 v1 · 2017-06-19 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWRLTJ7OXT4SSMDCCQYZDSJL2Q}

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	2026-05-18T00:42:08.233394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da2b9a7eebcf9293062143191c92bd42f9618f7c87c6b71c16f1eaf6b69fbcd

Aliases

arxiv: 1706.06043 · arxiv_version: 1706.06043v1 · doi: 10.48550/arxiv.1706.06043 · pith_short_12: NWRLTJ7OXT4S · pith_short_16: NWRLTJ7OXT4SSMDC · pith_short_8: NWRLTJ7O

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/NWRLTJ7OXT4SSMDCCQYZDSJL2Q \
  | 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: 6da2b9a7eebcf9293062143191c92bd42f9618f7c87c6b71c16f1eaf6b69fbcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "171216fe8e9585b8212cd2bfe3dc53269573dfb124c095438bf400b50d435ba2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-06-19T16:33:16Z",
    "title_canon_sha256": "57d1c9f0754654fef7dbc69037e3d8c6a5ba6458d71dc2ed2a8a7d2bb5c26942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06043",
    "kind": "arxiv",
    "version": 1
  }
}