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 - BULACAN 1ST DEO Award a ₱1.9M contract to AYANA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
affa7bdc2cf7e89165ab7c36eaf90fb4566c3c1382bbf0381186f99a712014d8
Status:
Included and unchanged
Block:
#3,039 2,974 blocks after it
Position in block:
Transaction 167 of 235
Award day:
Apr 6, 2017 (9 yrs 7 mo ago)
Value:
₱1,875,896.64
Project:
Catulinan barangay road Baliuag, Bulacan
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 #3,039 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)DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - BULACAN 1ST DEO awarded it to AYANA CONSTRUCTION AND TRADING on 2017-04-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CC0110: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-10-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 affa7bdc2c…2014d8now …
- 2. Block Merkle root changedstored 62dbbae71a…323a92now …
- 3. Block #3039 hash changedstored 0265ca7441…653c8anow …
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 234 records. Each step hashes the current value together with the sibling shown.
- leaf affa7bdc2cf7e89165ab7c36eaf90fb4566c3c1382bbf0381186f99a712014d8
- 01 L af723af6b4d370a36bd17d9a1cf28255259c684460bcc6584d496219262de249
- 02 L 8fff0e648c08e4c39cdf8f61f81e5a5c1831f7a80704b0044a4769059f2cbe0b
- 03 L dad0265c14f6ec28a0377b4e9d3f1578f9213817dd9cc47c893d5440a08e8caf
- 04 R c48d6d56efa1b618d46231fa32a5dcc035972948918c907385c48fa659d53675
- 05 R d53cfbc27c00dbd14cb0bf4c4833715d746e16aeaa1d6d400c8605c9a4f0f224
- 06 L 42a3a40f7fb90be9686a521b3271bde36385c9495e6d802e6ec108d945498ef1
- 07 R d78eb5f9fa54dba19a3dd71c8b709be50eb0196e8e1f0d7f9281d4a3bd484359
- 08 L 4876c4008e8569a075fa0fc34c6708ed9d089eab5826730dc1f14de2159738ae
- root 62dbbae71a573adb845833f88993c87592a132d17fcd2bd8de0defda72323a92