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 - PMO LEGAZPI Award a ₱18.1M contract to VILLARAM BUILDRES /IMS CONSTRUCTION JOINT VENTURENational agencies
Transaction hash:
a8bfc6e424dac591306b99da50f9b50a827213faa93a75e4a8ce7c046584f619
Status:
Included and unchanged
Block:
#2,786 3,227 blocks after it
Position in block:
Transaction 78 of 113
Award day:
Jul 7, 2016 (10 yrs 4 mo ago)
Value:
₱18,100,125.41
Project:
REPAIR OF SLOPE PROTECTION OF BACK-UP AREA
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 #2,786 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 - PMO LEGAZPI awarded it to VILLARAM BUILDRES /IMS CONSTRUCTION JOINT VENTURE on 2016-07-07.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 a8bfc6e424…84f619now …
- 2. Block Merkle root changedstored 7b65476e0d…d6a284now …
- 3. Block #2786 hash changedstored 64f8cf6678…ea2a52now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 112 records. Each step hashes the current value together with the sibling shown.
- leaf a8bfc6e424dac591306b99da50f9b50a827213faa93a75e4a8ce7c046584f619
- 01 R adca0d0eeb74771e6925c70e2c935c72600dd96645245aebfadba33bf52ba638
- 02 L 5843a80d0cc59603113b605a7792141e31b5e78f45f17fa82c8a6fc6a868e38d
- 03 L af52a46b52b147e85e65cd869b7c7952e4e49603d33e0706be0181e1cd061914
- 04 L fb06d09314141d98b3be7c4d7f6310e2c145100270579fbd5c4b4d5396526811
- 05 R 8b503bf5f533357675919c139303585b52a60d1d954f53ad4ceca12d5523a370
- 06 R faf6f0db331bfb630a15420440ef496bdd450732fd1b7297a4b0b04d7c61c29a
- 07 L f27841aaa3afd63bcad9043125ad57d6d42cab57d5dcc4d614a96edae0766397
- root 7b65476e0d7fdb8a534b20a5e1efb83c621e8fa1564b8c6223fe9b5c3dd6a284