Pith Number

pith:TVIYKYFV

pith:2011:TVIYKYFV54RRCVXBQUEKD5V4GF

not attested not anchored not stored refs pending

A new look at a polar crown cavity as observed by SDO/AIA

C. E. Alexander, R. W. Walsh, S. Regnier

arxiv:1107.3451 v1 · 2011-07-18 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TVIYKYFV54RRCVXBQUEKD5V4GF}

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	2026-05-18T02:01:15.522452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d518560b5ef231156e18508a1f6bc31692bca7d967f28b8be89a572b083bdd2

Aliases

arxiv: 1107.3451 · arxiv_version: 1107.3451v1 · doi: 10.48550/arxiv.1107.3451 · pith_short_12: TVIYKYFV54RR · pith_short_16: TVIYKYFV54RRCVXB · pith_short_8: TVIYKYFV

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/TVIYKYFV54RRCVXBQUEKD5V4GF \
  | 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: 9d518560b5ef231156e18508a1f6bc31692bca7d967f28b8be89a572b083bdd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36a22a9914b97e6b1c363a893d4783f783ba3ae1553e4498551f1f5d2104c4d6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-18T14:37:46Z",
    "title_canon_sha256": "7a83ef2efc9ff3fd306c74bd30a533d088383d6b82f8aafcb50e28645cb0f369"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3451",
    "kind": "arxiv",
    "version": 1
  }
}