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 - TARLAC 2ND-DEO Award a ₱45.8M contract to NORTHERN BUILDERSNational agencies
Transaction hash:
245f552dc3bbea7045e67ea9af926b85be65985d02c921b593aff5b989b809f1
Status:
Included and unchanged
Block:
#2,636 3,377 blocks after it
Position in block:
Transaction 49 of 326
Award day:
Jan 14, 2016 (10 yrs 9 mo ago)
Value:
₱45,757,886.09
Project:
15CK0142
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 #2,636 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 2016 MFO-1", i.e. the FY2016 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 - TARLAC 2ND-DEO awarded it to NORTHERN BUILDERS on 2016-01-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15CK0142: 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 2016-08-19). 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 245f552dc3…b809f1now …
- 2. Block Merkle root changedstored c65ad8c11e…fb5ae3now …
- 3. Block #2636 hash changedstored ea5771139b…e0dd6enow …
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 325 records. Each step hashes the current value together with the sibling shown.
- leaf 245f552dc3bbea7045e67ea9af926b85be65985d02c921b593aff5b989b809f1
- 01 L 23323f50ac8273066d5aa347a9fb16dd6ac2f4705e81ee2cad61a9c8ef239d29
- 02 R 4e9607a1ef5975e999213c49077a6150b33b1b72189d98e8cb2c46672e367654
- 03 R a926be229de59484d09981cc6b3e624dfd4f22f43d8abc35f1bf7d148d3fd099
- 04 R 0a4cf4cc158059873248ecec5dc8504e7866eb2fa20b231827089689af674254
- 05 L f026306601a3ee4e40dcbf33c2ddad772fd6bf670150c2d676b5270b27b7b801
- 06 L 608f01a448bd7cf72c13b5afecb4ebd10c8c2e0cf7ac69b912de87e44524515c
- 07 R 07aafd669dfcb7ec11ad306daf9231276865450d89959deff8be70c91945fd87
- 08 R 514ee99074bad18a359785c826fdf488c0ed142c68b01385868bd4cec5898866
- 09 R 88c0f148db836e24de267e326319af66e472be43bfb141fa365b047c8352b3dd
- root c65ad8c11e04dcc7af9e1bfb34f2ed9320317b0efda9fdaf0534c1bc74fb5ae3