Pith Number

pith:AMGS6X2E

pith:2008:AMGS6X2ENUTCW32V5RV7MQNNFP

not attested not anchored not stored refs pending

Chandra astrometry sets a tight upper limit to the proper motion of SGR 1900+14

A. De Luca, K. Hurley, P. A. Caraveo, P. Esposito

arxiv:0810.3804 v1 · 2008-10-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMGS6X2ENUTCW32V5RV7MQNNFP}

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	2026-05-18T04:29:25.815621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

030d2f5f446d262b6f55ec6bf641ad2bf63fc9ef68f760a5134a6d4c0ff08446

Aliases

arxiv: 0810.3804 · arxiv_version: 0810.3804v1 · doi: 10.48550/arxiv.0810.3804 · pith_short_12: AMGS6X2ENUTC · pith_short_16: AMGS6X2ENUTCW32V · pith_short_8: AMGS6X2E

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/AMGS6X2ENUTCW32V5RV7MQNNFP \
  | 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: 030d2f5f446d262b6f55ec6bf641ad2bf63fc9ef68f760a5134a6d4c0ff08446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c91e7bee1b55ac89359b35747f2972d9cd1e2bdf6f947534cbfba3eb18ced1e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-21T11:34:30Z",
    "title_canon_sha256": "48646f7fa2b214f799f71d89da17441840e37e556c063f98dcb07713c3795884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3804",
    "kind": "arxiv",
    "version": 1
  }
}