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
MACTAN-CEBU INTERNATIONAL AIRPORT AUTHORITY Award a ₱260.0M contract to GTM BUILDERS AND SUPPLYNational agencies
Transaction hash:
6730ca11ce76da2ac03a90bbe54eb9c39a2dc6993a19f2bf2504f94a47814f7b
Status:
Included and unchanged
Block:
#4,640 1,373 blocks after it
Position in block:
Transaction 99 of 214
Award day:
Nov 25, 2021 (4 yrs 11 mo ago)
Value:
₱260,016,222.35
Project:
Establishment of Camotes Airport
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 #4,640 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)MACTAN-CEBU INTERNATIONAL AIRPORT AUTHORITY awarded it to GTM BUILDERS AND SUPPLY on 2021-11-25.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 6730ca11ce…814f7bnow …
- 2. Block Merkle root changedstored db12126ab5…2c9222now …
- 3. Block #4640 hash changedstored 5a517ec6da…7fd190now …
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 213 records. Each step hashes the current value together with the sibling shown.
- leaf 6730ca11ce76da2ac03a90bbe54eb9c39a2dc6993a19f2bf2504f94a47814f7b
- 01 L 66ed6e9464f645b685bba84dd084a19e2f3e09e2180d6c79ebad2bfaf8291862
- 02 L c1c8862078a386351d6a3f616815c80e23c69c916f266b9fc3e19bbe62ec32f0
- 03 R c75307e5fb16963d8b7909029a965bf5c672eca1a69fe92c13411d28ef104a14
- 04 R ac3f05a9b9e9eca3414eb5a1912a2d72eaf618c8227b1ca953d1a3e19b29c7ed
- 05 R 531ea34f455c66b738f09a841b8d5112954e40086c347da3f3b1eee7719f57d3
- 06 L e2fbbc04320cba0c59512ad3af28fc63803cabfcd317005eeaac3cdf135222c9
- 07 L ab596552cedecc6f1fa4be2f6b8ba17ed7edea776ce436fd7b65af597fb02d0a
- 08 R 79e86f3a40171ed81db1072d2285571af89ff0d0c48b123694c418c57cc6a04f
- root db12126ab54917bde761cc18e6c3553f9fedea0977dca2539ac0c168d62c9222