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
CITY OF DANAO, CEBU Award a ₱2.0M contract to VIRLO CONSTRUCTIONCities
Transaction hash:
3064070eff684d5e034b2ba622ca3ee1ed29796319bcfb3100f2ca295b0a8ab6
Status:
Included and unchanged
Block:
#1,690 4,323 blocks after it
Position in block:
Transaction 29 of 156
Award day:
Feb 26, 2013 (13 yrs 8 mo ago)
From:
Value:
₱1,997,967.10
Project:
Infrastructure Project
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 #1,690 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)CITY OF DANAO, CEBU awarded it to VIRLO CONSTRUCTION on 2013-02-26.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 Danao City 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 3064070eff…0a8ab6now …
- 2. Block Merkle root changedstored 8fab610362…cb7422now …
- 3. Block #1690 hash changedstored f274dbe87f…3f158dnow …
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 155 records. Each step hashes the current value together with the sibling shown.
- leaf 3064070eff684d5e034b2ba622ca3ee1ed29796319bcfb3100f2ca295b0a8ab6
- 01 L 2d8fc0fd4ed09d5d5ffcaa188ee448297f204bde9cc7e58852ed5eaf6cc856da
- 02 R 4636200ddd491b0ec5d6ee9e99ab8e94e5d5e5f63218ae06f0ad7b57403279f8
- 03 L fae8bdbf1876fb749c885b2f3a676dd6a3f67673d2c8c12f43adfb56f92a066b
- 04 L cd4479117896433b9835503acd2f3d8c452396a41239e413f3891e2b2faf433c
- 05 L b39a2e42ea4055fe7b1ae38be7bd4d3bdca23492ca8ad20228904117fbbdec8b
- 06 R 452eeb061d812242aa88dedc1979007db6100c21303a4c4ba560a29f76f88134
- 07 R 42982f64abf6e60c5cc6753fe5936520c1be4e1e0136d80874385204b17285fc
- 08 R 72370770bdd75947eaeda187fd4b0ea8c8c45f846eee0f4268d783bb77f26de4
- root 8fab6103620dc6874e44c781b4b5b29a299df30cc0b50b8bd00ecd4ea3cb7422