Pith Number

pith:VUBLVBAR

pith:2014:VUBLVBAR4WM7Y2S74R6M7OQIOK

not attested not anchored not stored refs pending

Hamiltonian elliptic systems: a guide to variational frameworks

Denis Bonheure, Ederson Moreira dos Santos, Hugo Tavares

arxiv:1402.3516 v2 · 2014-02-14 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUBLVBAR4WM7Y2S74R6M7OQIOK}

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	2026-05-18T02:16:41.342245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad02ba8411e599fc6a5fe47ccfba0872bd7cf18167dbd0667b631040c66b640e

Aliases

arxiv: 1402.3516 · arxiv_version: 1402.3516v2 · doi: 10.48550/arxiv.1402.3516 · pith_short_12: VUBLVBAR4WM7 · pith_short_16: VUBLVBAR4WM7Y2S7 · pith_short_8: VUBLVBAR

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/VUBLVBAR4WM7Y2S74R6M7OQIOK \
  | 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: ad02ba8411e599fc6a5fe47ccfba0872bd7cf18167dbd0667b631040c66b640e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71d1275a37bfe55cbf043b2434c9e889d18f95f8725027b94eeada0030a95eea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-02-14T16:15:43Z",
    "title_canon_sha256": "0d81a046f108e98e0d0c6f88fd491b5d391676a371709a58e4dfd9fab26eea77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3516",
    "kind": "arxiv",
    "version": 2
  }
}