Pith Number

pith:7C6PUUXT

pith:2009:7C6PUUXTCWY7ITOYZTJXL4YXPK

not attested not anchored not stored refs pending

Teaching Physics Using Virtual Reality

C. M. Savage, D. McGrath, M. Wegener, M. Williamson, T. J. McIntyre

arxiv:0910.5776 v1 · 2009-10-30 · physics.ed-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{7C6PUUXTCWY7ITOYZTJXL4YXPK}

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	2026-05-18T04:42:03.946277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8bcfa52f315b1f44dd8ccd375f3177abfee96e4dc0317dbc58029f27a53b853

Aliases

arxiv: 0910.5776 · arxiv_version: 0910.5776v1 · doi: 10.48550/arxiv.0910.5776 · pith_short_12: 7C6PUUXTCWY7 · pith_short_16: 7C6PUUXTCWY7ITOY · pith_short_8: 7C6PUUXT

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/7C6PUUXTCWY7ITOYZTJXL4YXPK \
  | 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: f8bcfa52f315b1f44dd8ccd375f3177abfee96e4dc0317dbc58029f27a53b853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd75a919e5fc80ec57f76fd72e4760bfde607d888977920b7bc9dda7a92af0c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2009-10-30T03:08:32Z",
    "title_canon_sha256": "85d42b466c4a367864d9ea7789b32a10728ee85c052fe1535691a7dc9502fe7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5776",
    "kind": "arxiv",
    "version": 1
  }
}