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
PROVINCE OF DAVAO OCCIDENTAL Award a ₱2.5M contract to JJHAK CONSTRUCTIONProvinces
Transaction hash:
6f4cc835eee57ca73ba395fff5a5c62b17f844dd6249990528b94a002a4a94b2
Status:
Included and unchanged
Block:
#3,776 2,237 blocks after it
Position in block:
Transaction 168 of 364
Award day:
May 30, 2019 (7 yrs 5 mo ago)
Value:
₱2,520,704.80
Project:
Construction Projects
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 #3,776 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)The award does not say which budget line pays for it.Not published
- 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)PROVINCE OF DAVAO OCCIDENTAL awarded it to JJHAK CONSTRUCTION on 2019-05-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Davao Occidental gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 6f4cc835ee…4a94b2now …
- 2. Block Merkle root changedstored c031ef6557…86cc2anow …
- 3. Block #3776 hash changedstored 3546607774…c2601fnow …
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 363 records. Each step hashes the current value together with the sibling shown.
- leaf 6f4cc835eee57ca73ba395fff5a5c62b17f844dd6249990528b94a002a4a94b2
- 01 R 70a8a5f2c6448e2a7604ad4005f994d958df7c01eb3cc9281edf1238108bf4de
- 02 R 6e2fa3951d3091d47309f632531e71b857dd833daa658a56d6440d7482173330
- 03 R cd2890a476c8114c72343656eaff4011ee81e6048bb6acc36f8c487cd47c0f6d
- 04 L ff68196b4278d68a76308a00f1cc414770d59b136c65fbea63434a92caf9e7b8
- 05 R 088192d0b792565c9f111ae83c11c72dcaa1252a14d2491ff734b7b9a2a8b619
- 06 L 2e6b93047b3f9a5b179c0e8fe59ccaa2aafbd99ef64d2ce614ec90d2cd9b25f5
- 07 R 758e99eaed58c660fc784e327b1386a606847380dd87d0eff53243cd5fa7748e
- 08 L 8cc09f7f05f68eb51f504f8102313b656197688378ea1832b7c844bffe0722e4
- 09 R 65f28ea3d72015abc6f0c58c14f62e1c3bba2f0d913ae4ea1ac391acce939dd0
- root c031ef65572e8e662e3126f234769b0254751ebc1219811abc44075b6786cc2a