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
CITY OF CALOOCAN Award a ₱163.8M contract to ALE BUILDERS CONSTRUCTION & DEVELOPMENT CORPORATIONCities
Transaction hash:
cfb1a3501f5dadae66b778df82dbf385db60f2b0a4fb07334d4893fb92629d53
Status:
Included and unchanged
Block:
#1,860 4,153 blocks after it
Position in block:
Transaction 70 of 89
Award day:
Sep 12, 2013 (13 yrs 2 mo ago)
From:
Value:
₱163,754,000.00
Project:
Construction Project
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 #1,860 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)CITY OF CALOOCAN awarded it to ALE BUILDERS CONSTRUCTION & DEVELOPMENT CORPORATION on 2013-09-12.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 City of Caloocan 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 cfb1a3501f…629d53now …
- 2. Block Merkle root changedstored c9345c6a35…0ed955now …
- 3. Block #1860 hash changedstored 15017210ea…4cdbc2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 88 records. Each step hashes the current value together with the sibling shown.
- leaf cfb1a3501f5dadae66b778df82dbf385db60f2b0a4fb07334d4893fb92629d53
- 01 R d6ed3d9cce635ff8d1c4a0aab33da2ee45ee8775fcc5cb9404c1fb9c3514762c
- 02 L 9c570120023d8f05f7087004113887e56495ac0f569a8dcbacf7f63d92e2f7e8
- 03 L ef4edde6283e0a8301a27ade13aecad0133f86d867fb586fbcbcc16fd1065905
- 04 R f4fe3ebb534507d85c3f523d1a9a7dae55c23ca9969cb11fd779f41cd9d684ae
- 05 R b00e45c8eb1f04a6a4b9bd25ee283a05d04d8eb48f6387f8e4c402f4cf82a01e
- 06 R 4efe14e74db1377069a75087ae4b77c12d292faa6e3d9bc59505605dec3ca56f
- 07 L c40bcbdb7ca26f6c8681dfd56391fbfd5d75028681468f67b066a1e60f35be18
- root c9345c6a355ad2cbbaa3a413fe7118069bc49aefb44c67b9cfe6af3c9f0ed955