Pith Number

pith:OQW6A4UD

pith:2015:OQW6A4UD6AL6ODBR5OBLC6Z22N

not attested not anchored not stored refs pending

Inverses of structured vector bundles

Indranil Biswas, Vamsi Pingali

arxiv:1502.00071 v2 · 2015-01-31 · 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{OQW6A4UD6AL6ODBR5OBLC6Z22N}

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	2026-05-18T02:18:13.349413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

742de07283f017e70c31eb82b17b3ad36e133fb89800ddefb59f2c587942a165

Aliases

arxiv: 1502.00071 · arxiv_version: 1502.00071v2 · doi: 10.48550/arxiv.1502.00071 · pith_short_12: OQW6A4UD6AL6 · pith_short_16: OQW6A4UD6AL6ODBR · pith_short_8: OQW6A4UD

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/OQW6A4UD6AL6ODBR5OBLC6Z22N \
  | 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: 742de07283f017e70c31eb82b17b3ad36e133fb89800ddefb59f2c587942a165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311d40b32231c2955958a37a39572f503fe8a307337e86655daba26c050237ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-01-31T05:11:21Z",
    "title_canon_sha256": "b50aae412fbffde5698e01f3d69f483ca2a56d4562436c62d2b7ab64382cf900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00071",
    "kind": "arxiv",
    "version": 2
  }
}