Pith Number

pith:NMYTZ4YZ

pith:2017:NMYTZ4YZNQ6MITZFIY6MJQWYSC

not attested not anchored not stored refs pending

Finite volume calculation of $K$-theory invariants

Hermann Schulz-Baldes, Terry Loring

arxiv:1701.07455 v2 · 2017-01-25 · math-ph · math.FA · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMYTZ4YZNQ6MITZFIY6MJQWYSC}

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	2026-05-18T00:38:41.806577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b313cf3196c3cc44f25463cc4c2d890b4dc9f4d7f2997a8114670c9c4ffbba6

Aliases

arxiv: 1701.07455 · arxiv_version: 1701.07455v2 · doi: 10.48550/arxiv.1701.07455 · pith_short_12: NMYTZ4YZNQ6M · pith_short_16: NMYTZ4YZNQ6MITZF · pith_short_8: NMYTZ4YZ

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/NMYTZ4YZNQ6MITZFIY6MJQWYSC \
  | 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: 6b313cf3196c3cc44f25463cc4c2d890b4dc9f4d7f2997a8114670c9c4ffbba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60be9b4b8da3b4ddf241e8de8804c8cabbc28d5294f1faad030faa209ffe2f67",
    "cross_cats_sorted": [
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-01-25T19:25:43Z",
    "title_canon_sha256": "42ab05fec4ad99382b33a5cee77ce6e70cfcff4d5a270f7f527b9d28a29a20ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07455",
    "kind": "arxiv",
    "version": 2
  }
}