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
PROVINCE OF BATANGAS Award a ₱997.9K contract to ARE CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
00c49cd3fbfe2d7f44ffed2af006e69eaac403f489fe4de0bf2708718d52d570
Status:
Included and unchanged
Block:
#4,595 1,418 blocks after it
Position in block:
Transaction 6 of 341
Award day:
Oct 11, 2021 (5 yrs 1 mo ago)
From:
Value:
₱997,885.65
Project:
Civil Works
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 #4,595 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)PROVINCE OF BATANGAS awarded it to ARE CONSTRUCTION AND SUPPLY on 2021-10-11.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 Batangas gave a "not stated" 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 00c49cd3fb…52d570now …
- 2. Block Merkle root changedstored 748b3803c4…61c6c3now …
- 3. Block #4595 hash changedstored 0f55be8aca…2f787bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 340 records. Each step hashes the current value together with the sibling shown.
- leaf 00c49cd3fbfe2d7f44ffed2af006e69eaac403f489fe4de0bf2708718d52d570
- 01 R 038b4ffc40ee74f71fccdd97a2490c0116ac3a5107c4e1fa29b009a4657e51bb
- 02 L 6f226c7821a7ce37d3283d68e861cef2bd5de1348562e02958bd6337ff4fc710
- 03 L 25804a58cb1ffaf9a8c4d22c2303368d70d9ff58d8d8dc25a12dea3cd5bf00f4
- 04 R 87ef1199dc56466f5c2b96445f342deab488508b621bff096dc8d8e95591056f
- 05 R e1e2676e2e1a6e00fe0ac2889974a45f985c1adedc42ba8a4e3c24d657c387d4
- 06 R 78365bfd63c227828931faab42f1aeffcdf251b9f6225256f923dd441fbb8d2f
- 07 R 8e925e0b09f69308992f0514aa963b97c8d73c07a5f1e802b438977eb6b9d9d7
- 08 R 2751b421d499fe6511d5adf5b2848e251f3368faada931fbf32a524f1a9670de
- 09 R 5518afae9984f250679dac75f603ac1b382d97518c6866ea21c42bb5f87f438d
- root 748b3803c4491e565203d4bcb92d278c71eb69c3ded3a0cf4d5189d54b61c6c3