Pith Number

pith:UHVFBFMG

pith:2012:UHVFBFMGT7NIU2ZMZM7KPL42Z6

not attested not anchored not stored refs pending

The syntomic regulator for $K_4$ of curves

Amnon Besser, Rob de Jeu

arxiv:1208.0516 v1 · 2012-08-02 · math.NT · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHVFBFMGT7NIU2ZMZM7KPL42Z6}

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	2026-05-18T03:49:33.969222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ea5095869fda8a6b2ccb3ea7af9acfb71b94f73c10cdd4724946c017c85e1b

Aliases

arxiv: 1208.0516 · arxiv_version: 1208.0516v1 · doi: 10.48550/arxiv.1208.0516 · pith_short_12: UHVFBFMGT7NI · pith_short_16: UHVFBFMGT7NIU2ZM · pith_short_8: UHVFBFMG

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/UHVFBFMGT7NIU2ZMZM7KPL42Z6 \
  | 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: a1ea5095869fda8a6b2ccb3ea7af9acfb71b94f73c10cdd4724946c017c85e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2952a7a9ccb786534a8a0873fd803ff5543ceeafb0cf3552a718794586afc6a6",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2012-08-02T15:23:08Z",
    "title_canon_sha256": "d4f289ebedef2c59794ef14cf6cb5bc9efcf839e0364f8f7dc31c4f51e8357b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0516",
    "kind": "arxiv",
    "version": 1
  }
}