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 PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO Award a ₱19.0M contract to ZTATIK MKTG. AND ENGINEERING SERVICESNational agencies
Transaction hash:
8d5a61513915dfdf43d85b83ee03f4809f90edb164c589fd768757b7093052e4
Status:
Included and unchanged
Block:
#5,067 946 blocks after it
Position in block:
Transaction 187 of 329
Award day:
Feb 15, 2023 (3 yrs 9 mo ago)
Value:
₱19,029,810.16
Project:
23IM0012
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 #5,067 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 PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO awarded it to ZTATIK MKTG. AND ENGINEERING SERVICES on 2023-02-15.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 8d5a615139…3052e4now …
- 2. Block Merkle root changedstored 13504a4b53…69117fnow …
- 3. Block #5067 hash changedstored 32051811a5…946744now …
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 328 records. Each step hashes the current value together with the sibling shown.
- leaf 8d5a61513915dfdf43d85b83ee03f4809f90edb164c589fd768757b7093052e4
- 01 L 8c4e28fde54d5a4942732869f34304f04bba6e6eb76fd796631300f75414f79a
- 02 L 583842cfd507e34311bb848e4ba96fb7eba6ce0e354d42271e78f1dc381f177a
- 03 R 398c682ed4c971956985593fdec1a4022b2b62a1b6142eaf2adcb1ef4c03d8df
- 04 L e269cb1b3db38ed08c5297ed5e4480cc962b36316c3d4c3358f43d14d776dc65
- 05 L 9f1cda226fd6545a2854fa6e2ad4d6b318afbb7ccbe53f2f7d1758410ebaa46c
- 06 L 8895bee9c74d8cd06ea864dc898ab70caf86c21a894da294e92b4ea05f1d330a
- 07 R 0c0645a771cc048b006862b99ddb602ef50f2bed94127aba5c2224d3e3a8c789
- 08 L cfb88e80e1360d9d8495d9bedc1b046dfd79d91c4c861f440e8a72da1e594cde
- 09 R 9e2b5522357cbfc53996e772c193c1c78c62e042b235882e81871c90c16f290c
- root 13504a4b539773beb7fe0735d0d8dbd9613e9db07bf1da2dd394a40c7069117f