Pith Number

pith:IC6K6ZBB

pith:2015:IC6K6ZBBS6I2JIC7XYLLPFE5QA

not attested not anchored not stored refs pending

Chandra Observations of SNR RCW 103

David N. Burrows (Penn State), Kari A. Frank (Penn State), Sangwook Park (U of Texas at Arlington)

arxiv:1508.01513 v1 · 2015-08-06 · 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{IC6K6ZBBS6I2JIC7XYLLPFE5QA}

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	2026-05-18T01:32:28.268074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40bcaf64219791a4a05fbe16b7949d80162369fa4e1bc795085fde2baae59a1d

Aliases

arxiv: 1508.01513 · arxiv_version: 1508.01513v1 · doi: 10.48550/arxiv.1508.01513 · pith_short_12: IC6K6ZBBS6I2 · pith_short_16: IC6K6ZBBS6I2JIC7 · pith_short_8: IC6K6ZBB

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/IC6K6ZBBS6I2JIC7XYLLPFE5QA \
  | 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: 40bcaf64219791a4a05fbe16b7949d80162369fa4e1bc795085fde2baae59a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "167d9a70a5330625d63fae1b9a20ba49fd0bb8b53c60f0e01186bd15dfe8d12e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-08-06T20:04:39Z",
    "title_canon_sha256": "55df8e04fd2eddb284a665b486195cee73038ac165e8ab543bc4cf4eba5bee05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01513",
    "kind": "arxiv",
    "version": 1
  }
}