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 SCIENCE HIGH SCHOOL - CENTRAL LUZON CAMPUS Award a ₱299.9K contract to A.S.S. CONSTRUCTIONNational agencies
Transaction hash:
007bcf08cfdbd226f2170c2ad2ca05000ce2984e41b3b99e7151a0b1fd5cecd9
Status:
Included and unchanged
Block:
#4,938 1,075 blocks after it
Position in block:
Transaction 0 of 201
Award day:
Oct 5, 2022 (4 yrs 1 mo ago)
Value:
₱299,880.00
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 #4,938 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 SCIENCE HIGH SCHOOL - CENTRAL LUZON CAMPUS awarded it to A.S.S. CONSTRUCTION on 2022-10-05.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 007bcf08cf…5cecd9now …
- 2. Block Merkle root changedstored dcf924adcb…6567c1now …
- 3. Block #4938 hash changedstored 1b82564a69…ab1098now …
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 200 records. Each step hashes the current value together with the sibling shown.
- leaf 007bcf08cfdbd226f2170c2ad2ca05000ce2984e41b3b99e7151a0b1fd5cecd9
- 01 R 041f65a2de84759f92781dd62340dad6c3ce948d54c3311be56692c5b82d4184
- 02 R c09a524a0f861f60c588c9d553b14099aad7a43905430feb0a178716a258be37
- 03 R 331bea0de50a49e3287211a5c10a323aaf492fdc35974d27aea75e8ebf6cb855
- 04 R a999b770e194c533e0c0ad037fa71c79b6573881324f67891864cb7f3b1b8c68
- 05 R 75961b3854bb272546666e3bc92877da6d9545734664f18136b2b1f493f46a0e
- 06 R f301f96719fed850fa6476198025a3a55a705c3bbb2394113870b153721078d8
- 07 R 38c51bb7fe920aaef645ba03821bd4389a082e89727695caf12b63719ed1e9f0
- 08 R 141f253926302e018d2f8538a4d615ca232d1757ae9a82510fe65b5ac339add5
- root dcf924adcbf558d571985d453f9458eabfc94a0f1a984cd0e2d048f4b96567c1