Pith Number

pith:FEVG7XTZ

pith:2012:FEVG7XTZJ4BGDA7OYBCKOG2S6K

not attested not anchored not stored refs pending

Proper Motions and Origins of SGR 1806-20 and SGR 1900+14

P. Brian Cameron, Shriharsh P. Tendulkar, Shrinivas R. Kulkarni

arxiv:1210.8151 v1 · 2012-10-30 · 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{FEVG7XTZJ4BGDA7OYBCKOG2S6K}

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	2026-05-18T01:53:35.340142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292a6fde794f026183eec044a71b52f28580bdeafc6d4d51484e92fe6958b8b7

Aliases

arxiv: 1210.8151 · arxiv_version: 1210.8151v1 · doi: 10.48550/arxiv.1210.8151 · pith_short_12: FEVG7XTZJ4BG · pith_short_16: FEVG7XTZJ4BGDA7O · pith_short_8: FEVG7XTZ

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/FEVG7XTZJ4BGDA7OYBCKOG2S6K \
  | 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: 292a6fde794f026183eec044a71b52f28580bdeafc6d4d51484e92fe6958b8b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a7f281797dfeda3829060185e7a3b747607c527122a47a1b5f275794e12650",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-30T20:00:16Z",
    "title_canon_sha256": "08c9f0dab1c7a98bbd9f868d8572ad392428ea139152a88b26e520058e610873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8151",
    "kind": "arxiv",
    "version": 1
  }
}