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
PHILIPPINE PORTS AUTHORITY - HEAD OFFICE Award a ₱132.8M contract to KHAN KON CHI CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
8ae3d625faa658afd6ee2c8078878c2703e0830e0a1c18487c48ecb52fa763c1
Status:
Included and unchanged
Block:
#3,801 2,212 blocks after it
Position in block:
Transaction 425 of 795
Award day:
Jun 26, 2019 (7 yrs 4 mo ago)
Value:
₱132,828,205.91
Project:
Port of Manoc, Manoc, AKlan
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 #3,801 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)PHILIPPINE PORTS AUTHORITY - HEAD OFFICE awarded it to KHAN KON CHI CONSTRUCTION & DEVELOPMENT CORPORATION on 2019-06-26.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 8ae3d625fa…a763c1now …
- 2. Block Merkle root changedstored 257c36e0d5…2b90bfnow …
- 3. Block #3801 hash changedstored 582aead2af…29e3eanow …
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 794 records. Each step hashes the current value together with the sibling shown.
- leaf 8ae3d625faa658afd6ee2c8078878c2703e0830e0a1c18487c48ecb52fa763c1
- 01 L 8a2c9d7a1eb22fe4b63e2f31e75650d6a7ba366ebaf26daf9ccd8617393813f1
- 02 R ad8a2de0dd1b6445da6f42c09e4ba8dc857733e6cb463706953e1fade4159269
- 03 R c3478ec5caca992eec15afb91e0523eaefead1875ddc44a77d000c6c2cb3a3bd
- 04 L ab5be1c466ae27d5252106e57a9d83ed68bee6372eb27d7050cc3a08b6ba53b7
- 05 R bcbc87a2f5380d31ad5222198a745b079840e5242a203de96fdd3eb2e1f87de1
- 06 L 90286cc37df7ec2a49c8c225615b181378f2fd616737a62b33ef53afe6c45429
- 07 R a4b3560529b5ab159b927b53327c90722e151fe2ffe4d8394052972787be5579
- 08 L a5f4a43fc3971e1a4c254d9c6f6691302855968fea6cd14e0c999eadd28767c2
- 09 L 60b00dfd88af66b1b9f56287d484d40502695c81dce80e0763dfc6c27f161955
- 10 R 69c9f3e9ea84fb065ced3d2b14f839dd0abbd6d7bdb2dc3ec18c79a376a1dcf6
- root 257c36e0d56b9fb7e7e65e9873560b7bc46524ca70f0dade74bc13350c2b90bf