Pith Number

pith:6FDEB2D7

pith:2018:6FDEB2D7HIMRYN23EEBNRUFNZ4

not attested not anchored not stored refs pending

On valuation independence and defectless extensions of valued fields

Anna Blaszczok, Franz-Viktor Kuhlmann, Pablo Cubides Kovacsics

arxiv:1803.09821 v1 · 2018-03-26 · math.AC · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FDEB2D7HIMRYN23EEBNRUFNZ4}

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	2026-05-18T00:20:10.407038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f14640e87f3a191c375b2102d8d0adcf1a3103adc203f3f325c0933f66032cd4

Aliases

arxiv: 1803.09821 · arxiv_version: 1803.09821v1 · doi: 10.48550/arxiv.1803.09821 · pith_short_12: 6FDEB2D7HIMR · pith_short_16: 6FDEB2D7HIMRYN23 · pith_short_8: 6FDEB2D7

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/6FDEB2D7HIMRYN23EEBNRUFNZ4 \
  | 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: f14640e87f3a191c375b2102d8d0adcf1a3103adc203f3f325c0933f66032cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6b42002006f03e1e166cb61b0461f49a355daf1265802dcac4f3b5d1ff111b4",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-03-26T20:06:31Z",
    "title_canon_sha256": "2affd68de24affada4b07af956bf0c44bc336ffd84e1842c9ab3e884de48a17c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09821",
    "kind": "arxiv",
    "version": 1
  }
}