Pith Number

pith:E2656DCD

pith:2006:E2656DCDHFKNO64TMI6OH7P3B4

not attested not anchored not stored refs pending

Analytic regularity of a free boundary problem

Huiqiang Jiang

arxiv:math/0610770 v1 · 2006-10-25 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E2656DCDHFKNO64TMI6OH7P3B4}

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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	2026-07-04T14:57:10.457705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26bddf0c433954d77b93623ce3fdfb0f3f6fb052a031009ad4c1326097d59a18

Aliases

arxiv: math/0610770 · arxiv_version: math/0610770v1 · doi: 10.48550/arxiv.math/0610770 · pith_short_12: E2656DCDHFKN · pith_short_16: E2656DCDHFKNO64T · pith_short_8: E2656DCD

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/E2656DCDHFKNO64TMI6OH7P3B4 \
  | 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: 26bddf0c433954d77b93623ce3fdfb0f3f6fb052a031009ad4c1326097d59a18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64c37c0ac7c260092dc5d3d7b00e8a3d709c088a3737c6d30b5d2a243a66eedb",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "2006-10-25T22:19:25Z",
    "title_canon_sha256": "bcc899bc306ba8d625555960a18d46ef02a57ce8b955a8a0cc11ff49ef83a908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0610770",
    "kind": "arxiv",
    "version": 1
  }
}