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 - CEBU 5TH DEO Award a ₱1.9M contract to JOHN ARNE CONSTRUCTIONNational agencies
Transaction hash:
e1acaa470bf44be9f7007a790f017aef04214b064f349d2168dbdb4daa0e599a
Status:
Included and unchanged
Block:
#3,135 2,878 blocks after it
Position in block:
Transaction 201 of 236
Award day:
Jul 17, 2017 (9 yrs 3 mo ago)
Value:
₱1,920,402.00
Project:
17HI0057
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 #3,135 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 - CEBU 5TH DEO awarded it to JOHN ARNE CONSTRUCTION on 2017-07-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17HI0057: 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 2017-11-03). 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 e1acaa470b…0e599anow …
- 2. Block Merkle root changedstored 577b5cdd61…e57cd2now …
- 3. Block #3135 hash changedstored 15e541a1f4…8dada2now …
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 235 records. Each step hashes the current value together with the sibling shown.
- leaf e1acaa470bf44be9f7007a790f017aef04214b064f349d2168dbdb4daa0e599a
- 01 L e14b27eed95e247ab66e42baeb20854e1fcf428a00ff6170e637c0b4ec15e544
- 02 R 8f360f66ac50bfd4385ede56b4c9ecbc3a5ad39957b9e0073f101f0a62ebce28
- 03 R 1458fa534f99b455bd6805144d8af3b94f85e14666fdd066570eb28dfefedeaf
- 04 L 03fcfd2264829afde70c870dbca5c1b43ea5e467e484ae5ce770051030cf70ae
- 05 R 9ee0f6b94b25e6f8034c0dff77671122a3ca9d9ebf8d937c452384a57b5d59a3
- 06 R ec04ed3222d79463f5b22a9b4d4ef48001db380e88162a6bd924bb1caa951f1c
- 07 L aa9d7c8de3fc898432806d4d52c5a17be1216c6d275865bf7e276421517ae8ac
- 08 L 33f1e7c5469fbdc34b678a32c8a7045fd6c4e50254468a3f2f4991ffdf30495a
- root 577b5cdd6105e3507ff7f6a8c78be6adcc1490677efba424c4fe241ea9e57cd2