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 - REGION XII - COTAB Award a ₱17.8M contract to PLUMBS ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
0498cb62783c5d3c5d4b0dbf4369a12972f7a6a0d985c2caba1879a703fd9a3c
Status:
Included and unchanged
Block:
#3,937 2,076 blocks after it
Position in block:
Transaction 6 of 195
Award day:
Nov 14, 2019 (7 yrs ago)
Value:
₱17,796,076.80
Project:
Contract ID 19MA0071
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 #3,937 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 2019 LP", i.e. the FY2019 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 - REGION XII - COTAB awarded it to PLUMBS ENGINEERING AND CONSTRUCTION on 2019-11-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19MA0071: 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 2020-04-26). 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 0498cb6278…fd9a3cnow …
- 2. Block Merkle root changedstored 4bf3ef36eb…77f106now …
- 3. Block #3937 hash changedstored 51691ef60b…60db84now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf 0498cb62783c5d3c5d4b0dbf4369a12972f7a6a0d985c2caba1879a703fd9a3c
- 01 R 04d255c428f231d4e905e3511b6d49b237c945f72b93f5a58db4c5fee90f038b
- 02 L e95a16464a5a503c617a568db6bc729f53fe66038ca5d8a09fea9dad88d81629
- 03 L 2c9e59f7ffcc9f9e9f218d1edb09e537ad207632ec4d1a325c67745d455f71d4
- 04 R 887ee437a99c30a89b50887b56510144b870c4fac5f824b3545a62c96460fed1
- 05 R e73b577b51cda4d2c2d7bb203d59bdeb916b6c87ce8063a733e4051a3eb5be20
- 06 R f225894b16ad6d9839b68d8b9329d0e1155a191e3d20c985414c264749c425ac
- 07 R f62e9f5c8043f25abf02503751ed22efe503506090f16299561046e8e45b56a5
- 08 R b9fecbc1f08b3867a296efd0853357e807bfd73b34cce6600d74947fcd40ce86
- root 4bf3ef36eb8424ecaa7e9c7d02334e73dc6f89bb350d476519abcd8af277f106