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 - SARANGANI DEO Award a ₱2.8M contract to MARCUS CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
4911eb0fca3229fb92e7822d48f0128d57694c6ff54eec682d09ba4ec4db0269
Status:
Included and unchanged
Block:
#3,029 2,984 blocks after it
Position in block:
Transaction 66 of 245
Award day:
Mar 27, 2017 (9 yrs 7 mo ago)
Value:
₱2,821,496.70
Project:
17ME0034
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 #3,029 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 - SARANGANI DEO awarded it to MARCUS CONSTRUCTION & SUPPLY on 2017-03-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17ME0034: 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 2017-08-04). 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 4911eb0fca…db0269now …
- 2. Block Merkle root changedstored 8280f11312…9f68a1now …
- 3. Block #3029 hash changedstored 2c3e4cd50e…9168d9now …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 4911eb0fca3229fb92e7822d48f0128d57694c6ff54eec682d09ba4ec4db0269
- 01 R 4b05816a5ae09053e0909da1085ad23f8b555efdee763e3d8754f66616df734d
- 02 L ed2d5c5bbcdb48b6368c7d95792518530f11a0cd455b023057583533b139f923
- 03 R 8e4430ecfd1960876bdf7125ddb745a402cd9e6f3003583613e22255c743ce90
- 04 R 79d1e6ae9a6e4a030a7cfbad5476d717ef7faaf113cf1bf73db118a5614d88c0
- 05 R 8255c5f8e2a2a20c5fdcccc536ef017671a61a1c2892376f348d113ac897f889
- 06 R f7de72698b9a200baa27039f100fca1b45ed1820122bc7f2bee109997d8afad4
- 07 L fcef510ac9651a932a187a82fb56b896748ffa2fb98c5384a461125bf33c9644
- 08 R 2089a466e179d14e617413c1b3e33dd2d3ee35215efc212c35880bdc65f7873b
- root 8280f11312606f66e224f4c9b3223bf8f0590dd82fc8c1adf8b7b50f349f68a1