Pith Number

pith:LQAJWTS4

pith:2009:LQAJWTS4HCQPX7XOKXNFWPLFC7

not attested not anchored not stored refs pending

Hubble Space Telescope Survey of Interstellar High-Velocity Si III

(2) East Tennessee State University), Joseph A. Collins (1), Mark L. Giroux (2) ((1) University of Colorado, Michael Shull (1)

arxiv:0909.4900 v1 · 2009-09-26 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQAJWTS4HCQPX7XOKXNFWPLFC7}

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	2026-05-18T02:11:37.253851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c009b4e5c38a0fbfeee55da5b3d6517ceb236918dd74826c694535a6c3c541d

Aliases

arxiv: 0909.4900 · arxiv_version: 0909.4900v1 · doi: 10.48550/arxiv.0909.4900 · pith_short_12: LQAJWTS4HCQP · pith_short_16: LQAJWTS4HCQPX7XO · pith_short_8: LQAJWTS4

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/LQAJWTS4HCQPX7XOKXNFWPLFC7 \
  | 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: 5c009b4e5c38a0fbfeee55da5b3d6517ceb236918dd74826c694535a6c3c541d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6167881b1d51daa77d6d6627076a1a8e61c76f696ca8ab45dd6ad6816b241c56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-26T22:30:55Z",
    "title_canon_sha256": "de484c2d8a9d3e2e76fcc878fe011c34ecb0026a2bb265760b201478671d5036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4900",
    "kind": "arxiv",
    "version": 1
  }
}