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 CAGAYAN Award a ₱5.0M contract to DJ DAYAG CONSTRUCTIONProvinces
Transaction hash:
7ddc6c3a809c0ab0e841b41a983d5558d4fa35e4adcdfe286e09018a53aff6f2
Status:
Included and unchanged
Block:
#3,691 2,322 blocks after it
Position in block:
Transaction 144 of 292
Award day:
Feb 26, 2019 (7 yrs 8 mo ago)
From:
Value:
₱4,984,930.71
Project:
Construction
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 #3,691 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 CAGAYAN awarded it to DJ DAYAG CONSTRUCTION on 2019-02-26.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 Cagayan gave a "qualified" 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 7ddc6c3a80…aff6f2now …
- 2. Block Merkle root changedstored 7c30227e39…525204now …
- 3. Block #3691 hash changedstored 9734f3e25b…f8ee33now …
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 291 records. Each step hashes the current value together with the sibling shown.
- leaf 7ddc6c3a809c0ab0e841b41a983d5558d4fa35e4adcdfe286e09018a53aff6f2
- 01 R 7f2cdb9d4effeacf1d16ba38d960b08ea72cb7c5694d367ede4a11f342e460fd
- 02 R a1a86da954fc15eb3098812d9d7192a2e4840cac2c7f74e38a39486edb4d652b
- 03 R b5ec991ee47ec5c201ed4a7a70cded5b6c73a43ab9d53a29b902a858ac0708b9
- 04 R ac2296c89ed252df8404953e3e9655a4504cb67505e48d3546b59f9139cbcbcc
- 05 L 7d78a5d7dc595624693f5e433a968c652e350950af7aa18485b38829b75b4e12
- 06 R 1c2a11295c1a9395d65540f9afbcdd79d75889074e63ef70170ce3ad8ac85b5f
- 07 R 5411fff2274faf33bc1e0fa0dcee5a5f04c518d6d3eb0e6b4cd13f0c0c2380a9
- 08 L ac58daab0f4605ef88f243df87e3c9235fc152935a083a07be2cd9fce3a29c8e
- 09 R 34aa80f86b458db03c0ea87e74fd1036febac21018b0c957a84ff9850df3a3cf
- root 7c30227e39ed458741564379bd84f88d1917a6659109508eb455ba21b4525204