Pith Number

pith:BALKX4B4

pith:2009:BALKX4B4IXHZGM6RDDB3LNSCKP

not attested not anchored not stored refs pending

A New Mirror Alignment System for the VERITAS Telescopes

A. McCann, D. Hanna, J.Kildea, M. McCutcheon

arxiv:0910.3277 v1 · 2009-10-17 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BALKX4B4IXHZGM6RDDB3LNSCKP}

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	2026-05-18T02:34:18.489957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0816abf03c45cf9333d118c3b5b64253e8f66b145ca8b7d567571de4fdd497d1

Aliases

arxiv: 0910.3277 · arxiv_version: 0910.3277v1 · doi: 10.48550/arxiv.0910.3277 · pith_short_12: BALKX4B4IXHZ · pith_short_16: BALKX4B4IXHZGM6R · pith_short_8: BALKX4B4

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/BALKX4B4IXHZGM6RDDB3LNSCKP \
  | 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: 0816abf03c45cf9333d118c3b5b64253e8f66b145ca8b7d567571de4fdd497d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6659ffd73e45693bb9de227f3ae1ff5bbd2681a600d9db08ac3c962d09156f8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-10-17T06:07:40Z",
    "title_canon_sha256": "8d0a208c52e20305ddfc40141dba5afaf1dfe4571c36cd8148d75d180faeff28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3277",
    "kind": "arxiv",
    "version": 1
  }
}