Pith Number

pith:OXTDQWEA

pith:2015:OXTDQWEAP2VMPVXTO6ZSRHURLO

not attested not anchored not stored refs pending

How Swift is Redefining Time Domain Astronomy

John K. Cannizzo, Neil Gehrels

arxiv:1502.03064 v2 · 2015-02-10 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OXTDQWEAP2VMPVXTO6ZSRHURLO}

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	2026-05-18T02:20:39.365917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75e63858807eaac7d6f377b3289e915b979295c20e6961e2ebf15f12f8330899

Aliases

arxiv: 1502.03064 · arxiv_version: 1502.03064v2 · doi: 10.48550/arxiv.1502.03064 · pith_short_12: OXTDQWEAP2VM · pith_short_16: OXTDQWEAP2VMPVXT · pith_short_8: OXTDQWEA

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/OXTDQWEAP2VMPVXTO6ZSRHURLO \
  | 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: 75e63858807eaac7d6f377b3289e915b979295c20e6961e2ebf15f12f8330899

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c884d026a4b0aee4c908509e143a241f49752c9dca3be6e95883e87ae735736f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-10T20:12:27Z",
    "title_canon_sha256": "7642a336796c1a4015f5786e19baec86cb4a57722a15ae1eb68081435ca2a1bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03064",
    "kind": "arxiv",
    "version": 2
  }
}