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
METRO MANILA DEVELOPMENT AUTHORITY Award a ₱19.8M contract to I.M CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
7ea170d472dad2dc6f70f03f9e4ae20ceb671dbff9409b83d7d4fb1bfe54de52
Status:
Included and unchanged
Block:
#5,395 618 blocks after it
Position in block:
Transaction 97 of 193
Award day:
Jan 23, 2024 (2 yrs 9 mo ago)
Value:
₱19,783,315.16
Project:
Construction Projects
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 #5,395 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)METRO MANILA DEVELOPMENT AUTHORITY awarded it to I.M CONSTRUCTION CORPORATION on 2024-01-23.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 7ea170d472…54de52now …
- 2. Block Merkle root changedstored da57d8632d…99eb32now …
- 3. Block #5395 hash changedstored 0cf408e592…4739a3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 192 records. Each step hashes the current value together with the sibling shown.
- leaf 7ea170d472dad2dc6f70f03f9e4ae20ceb671dbff9409b83d7d4fb1bfe54de52
- 01 L 7e320718efc67d79131bc4cd6effb7fa75c52993a8fd3f2f3881e1f22d5cf403
- 02 R 713603cf8680800028f4900d57eed19720e260c5e64a36ce3072dc49b346d8d9
- 03 R cabf6bfbc8e30be2e1dec50338f145bba7a562a2a203d6feb2cbae4dd8b29462
- 04 R f156a2c96424cc77b881217c9274d16b516dffdd519d4056e5bd871e2ec11a6d
- 05 R 6a87fae7482ff70ffe3d9b531ce86d4b7df8d32ccf82fc36ad88f1b8d1fc7a07
- 06 L d8425515152573dbbdf9586e4ac24dd58b52f5688493d5c7b853802a58c83f12
- 07 L 828a9b90a7e861b034f34ec79669e0391157b28eb7b8007bfaaa77b51b510f0f
- 08 R 1b7555c0357719454c346e61d6c760dbedb4202318cd732260f1ee2715ce2b97
- root da57d8632dc6b94305f58e5bf11bb632be320a51f1dae0f0db45a7a60899eb32