DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF CASTILLA, SORSOGON Award a ₱495.2K contract to MAE MAR CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
0dbdeb94989fff7ff089593f0ef2acc19198f348b1b4e08d1bca80ca6972043b
Status:
Included and unchanged
Block:
#4,741 1,272 blocks after it
Position in block:
Transaction 28 of 513
Award day:
Mar 9, 2022 (4 yrs 8 mo ago)
Value:
₱495,179.19
Project:
CONST. OF SIDE WALK (OLD PROV’L. ROAD) PUROK SUNFL
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,741 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF CASTILLA, SORSOGON awarded it to MAE MAR CONSTRUCTION AND SUPPLY on 2022-03-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Castilla gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 0dbdeb9498…72043bnow …
- 2. Block Merkle root changedstored 191b9acc26…db0015now …
- 3. Block #4741 hash changedstored 3e803faace…6d6551now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 512 records. Each step hashes the current value together with the sibling shown.
- leaf 0dbdeb94989fff7ff089593f0ef2acc19198f348b1b4e08d1bca80ca6972043b
- 01 R 0e0e4d1fb2b1fa1ecdd1094aa0fd5ab4f950a251dc2181371c451e0ee7460524
- 02 R 94d9b5f55c31e58b70136e8d826d82cbcc5ed500bf32c0cbac0406427d3d56a8
- 03 L 1a4c857a8479b01ecbd2db24e047de90fea27561df4dd3564d8a5e28eddaecd1
- 04 L 69cd044c237d933f78e47b2b5a73e5af655904bbdb6a72ea3daeed32c02de825
- 05 L 86dc7efe16b192ff31a9ca83933c2fa8e5a30dae175a1cb8b67fcd8bf1c08061
- 06 R 1e18ee4e495ea56c661f17f9f85786146c7b03918fb16841c040d88f7b13b503
- 07 R 24f016f7ab9ea2316f5b8d3dcddcacdfae69ab38e16cb5087ddceb6fe82efb84
- 08 R 10b09f5b7e3631a9e89507647c19fd417e88bf41144c9a08a99ba58144869202
- 09 R 33a70de7e5d8dfa787a7e9ad171b643bacc6eac5a09a77fd4cc6a31d5f27c464
- 10 R 7acf7a5c6af91058e835d546df50fd1d082f2cc2cd7410eb10d000fa4f0641c4
- root 191b9acc261877749f208dc92d5357c0b8cc1d7d5f15be58588d765460db0015