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 - SURIGAO DEL SUR 1S Award a ₱32.6M contract to CM TAN CONSTRUCTIONNational agencies
Transaction hash:
5f73d4e5553bb2ddc43d22322887ed755eff3670b17b28de12839af351d3f63b
Status:
Included and unchanged
Block:
#3,372 2,641 blocks after it
Position in block:
Transaction 205 of 525
Award day:
Mar 26, 2018 (8 yrs 7 mo ago)
Value:
₱32,569,658.72
Project:
18NH0043
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 #3,372 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 2018 OO-2", i.e. the FY2018 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 - SURIGAO DEL SUR 1S awarded it to CM TAN CONSTRUCTION on 2018-03-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18NH0043: 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 2018-11-18). 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 5f73d4e555…d3f63bnow …
- 2. Block Merkle root changedstored 15f9168453…d6ebf9now …
- 3. Block #3372 hash changedstored 5ae613da7c…4162d3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 524 records. Each step hashes the current value together with the sibling shown.
- leaf 5f73d4e5553bb2ddc43d22322887ed755eff3670b17b28de12839af351d3f63b
- 01 L 5ed90db121700c70e97f7b0e47cba6803ccabb8e3b735f2b60bb07439fb0487a
- 02 R 337b2ada40860e0b8affd73421001ff0ca347a3ce10914f365cd343d8dad2abc
- 03 L 21709f16c6972f597010da627ded50592e09ce617d2f3663188dfda7376beec9
- 04 L cbf9e149f54b789436b1ff6a14eb84d63d98d5bda6ae3fd66ee8b59c17237fe3
- 05 R c8078e78d8afc06f8dbcc6fb1db2ef1423e30f25115129ebe4712c357dd6faa4
- 06 R caa5091caa8086e3077266741c2539759ea3214cf23e323d88e16236bacd20dc
- 07 L 4b9f2711b894ca3e14501c290e11623a8a5123f697fc7083e45130fcbe07bd7f
- 08 L c8d3e909fa178b36d4fdfb3fd139172674c0e3f8017ff2ba95fd8184de3fed39
- 09 R 5f51f4020188aee0cdbc490c22ddfaac4d08c0ef365c7722faddadc009483f6f
- 10 R aa2850483daee5205aa5f747f01559d7224cefb5254f2ff2a431c55147166840
- root 15f91684536ce0a5bba6d59a561264e75ae7e43bd7e1137933d2090ed2d6ebf9