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 ₱17.9M contract to EDTAHA BUILDERS INC.National agencies
Transaction hash:
fa52abd4b5cd478aab0be4ec5d8be675093b677be8664baadeb1c8552a6e1419
Status:
Included and unchanged
Block:
#3,572 2,441 blocks after it
Position in block:
Transaction 151 of 156
Award day:
Oct 25, 2018 (8 yrs ago)
Value:
₱17,880,943.24
Project:
Port of Codon, San Andres, Catanduanes
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 #3,572 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 EDTAHA BUILDERS INC. on 2018-10-25.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 fa52abd4b5…6e1419now …
- 2. Block Merkle root changedstored 7bbdc41d84…a261cfnow …
- 3. Block #3572 hash changedstored b4ad71e274…a7ce22now …
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 155 records. Each step hashes the current value together with the sibling shown.
- leaf fa52abd4b5cd478aab0be4ec5d8be675093b677be8664baadeb1c8552a6e1419
- 01 L f8751227d4485186faf1979f229e7c89da6d5260b93e144ac0f7e6bdf22d26e0
- 02 L 674828ef5464caa9fd41b0c998b5d04dba3d714c301548dcae3a11f86afc3de5
- 03 L 49b915f95bb908575e837828c6aadcba4d03a3da2b3edcc53361f1162a4e4550
- 04 R 5e0d6afedb7a5e992b5ebf1ba6ea51e80593fd0f0d3ddf038e8a14d8990d36e8
- 05 L 64c6a16ade79cd74ddd20abc0bd3259cb43b150dceba60be6d937ab830b12275
- 06 R 1ca81ab6ca8f34c3d7cbbd855905112b1a50f2aea83870795ab125efb461b648
- 07 R 421024b80c72733c75b9fb3971922576e5fd1bba2b5f56e1f67b51c660afba25
- 08 L 27d309bcf1921be120c3629c14b8696df7f5f80b803989bc3d9cd29759f963f8
- root 7bbdc41d847868f0327aa3d6c64f31a7212c67436bc80e450dc7983844a261cf