Pith Number

pith:BZDQ5P4Z

pith:2017:BZDQ5P4ZDGIQSHBZ7SJEGRCL3I

not attested not anchored not stored refs pending

Review of Steven H. Weintraub's Differential Forms: Theory and Practice

Thomas Garrity

arxiv:1703.09649 v1 · 2017-03-26 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZDQ5P4ZDGIQSHBZ7SJEGRCL3I}

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	2026-05-18T00:47:43.932207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e470ebf991991091c39fc9243444bda25ab091f2381a2243010ad16c48a3fa8

Aliases

arxiv: 1703.09649 · arxiv_version: 1703.09649v1 · doi: 10.48550/arxiv.1703.09649 · pith_short_12: BZDQ5P4ZDGIQ · pith_short_16: BZDQ5P4ZDGIQSHBZ · pith_short_8: BZDQ5P4Z

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/BZDQ5P4ZDGIQSHBZ7SJEGRCL3I \
  | 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: 0e470ebf991991091c39fc9243444bda25ab091f2381a2243010ad16c48a3fa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5816d96dfb64a972236384ada4e6d52391845051208b40ce600560a6a874683",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2017-03-26T13:36:14Z",
    "title_canon_sha256": "f936c6d01109755d4a32a8dea6285962516ec23c8574d63063e63bc08d7d7944"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09649",
    "kind": "arxiv",
    "version": 1
  }
}