Pith Number

pith:6F6ZV5FH

pith:2013:6F6ZV5FHRUC26VVCTMHBC62ALA

not attested not anchored not stored refs pending

A note on the equivariant formal group law of the equivariant complex cobordism ring

William C. Abram

arxiv:1309.0722 v3 · 2013-09-03 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6F6ZV5FHRUC26VVCTMHBC62ALA}

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	2026-05-18T02:20:10.805094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f17d9af4a78d05af56a29b0e117b40580ba8173d9a0d485553a782df25a4aa46

Aliases

arxiv: 1309.0722 · arxiv_version: 1309.0722v3 · doi: 10.48550/arxiv.1309.0722 · pith_short_12: 6F6ZV5FHRUC2 · pith_short_16: 6F6ZV5FHRUC26VVC · pith_short_8: 6F6ZV5FH

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/6F6ZV5FHRUC26VVCTMHBC62ALA \
  | 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: f17d9af4a78d05af56a29b0e117b40580ba8173d9a0d485553a782df25a4aa46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4144a09cde047d0f108532f23251c2c3493c32e218466111ededca1eec466389",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2013-09-03T15:26:42Z",
    "title_canon_sha256": "8f4b0fc61c063a029a20328f9cb11aa64da071b685d42b11c09917011f7d10c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0722",
    "kind": "arxiv",
    "version": 3
  }
}