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
DEPARTMENT OF EDUCATION - SCHOOLS DIVISION OF CALAPAN CITY Award a ₱5.2M contract to ETVR TRADING & CONSTRUCTIONNational agencies
Transaction hash:
f2777d8a9b1116469dde22bba29b4f16bed4c4c4d3b27b531438609b083ca69a
Status:
Included and unchanged
Block:
#3,398 2,615 blocks after it
Position in block:
Transaction 288 of 302
Award day:
Apr 23, 2018 (8 yrs 6 mo ago)
Value:
₱5,238,987.00
Project:
CY 2018 BEFF Calamity Damaged School Buildings
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 #3,398 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)DEPARTMENT OF EDUCATION - SCHOOLS DIVISION OF CALAPAN CITY awarded it to ETVR TRADING & CONSTRUCTION on 2018-04-23.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 f2777d8a9b…3ca69anow …
- 2. Block Merkle root changedstored c87ccc6b9b…5ab168now …
- 3. Block #3398 hash changedstored c6c0983f2a…f7eae7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 301 records. Each step hashes the current value together with the sibling shown.
- leaf f2777d8a9b1116469dde22bba29b4f16bed4c4c4d3b27b531438609b083ca69a
- 01 R f433cabf3bfa7da0547b3c799a670b96999c2c26e03a4e5128c5b9f2ab151a9f
- 02 R 994f69e679b98c02b60633dad5921b1ab356c224d442a5567eb239ca6be332a5
- 03 R c312b4975a536fdcd1427aac0ecc561b0f734081795ad8061be9c533595a7f4b
- 04 R 0772edc8fe54ccf9caf3ea4f05bbf631cc32141ab39865a1a2e64090bf9546ab
- 05 R 98736a2e54498e4032ad1f9d11186c703cfb05c7bd95a315ba451cf5197c1f24
- 06 L 6aae9526e354eceb867df8544e0769e221b143551328a41ef316cc0d4202da3f
- 07 R 7f58e2a0f43ee0a18c1083dd69859f3f59f518961d797662247bcfbba874b78d
- 08 R acb85004ae2c60e6ff5c526ff330da0b48a7282fbe6bc85a4d8ba62dff439b24
- 09 L 1a973cb12a2fb3501e75f7b630bbda1ec33a4db594a240f56935b02f0a4addda
- root c87ccc6b9b79022db6960dc58b4e36839e73f9790674b1c50d2c32c0bc5ab168