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 PAMPANGA Award a ₱990.1K contract to ANNASOR CONSTRUCTION AND TRADINGProvinces
Transaction hash:
20cf3dc70d026a451cf2b755cda80cbc4e787125cdf79af23c7381bba04a230c
Status:
Included and unchanged
Block:
#3,957 2,056 blocks after it
Position in block:
Transaction 25 of 246
Award day:
Dec 6, 2019 (6 yrs 11 mo ago)
From:
Value:
₱990,129.17
Project:
19-2785
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 #3,957 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 PAMPANGA awarded it to ANNASOR CONSTRUCTION AND TRADING on 2019-12-06.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 Pampanga 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 20cf3dc70d…4a230cnow …
- 2. Block Merkle root changedstored fa4eb23765…15de61now …
- 3. Block #3957 hash changedstored 982b7c0822…3b26f9now …
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 245 records. Each step hashes the current value together with the sibling shown.
- leaf 20cf3dc70d026a451cf2b755cda80cbc4e787125cdf79af23c7381bba04a230c
- 01 L 2057a687a0a62da47234cf1c6b0242226f289fb1ebef102f9a0f02fc05da6870
- 02 R eeaca7e99f363ef9aa81147a2e71c2f4a27eb8fa4b78c3e69468f986fb5fb80c
- 03 R e54292eea4361b2face819e50f5d3c0e445bf63f46cb0654bee012cba8017492
- 04 L 86e8061c1e071b9e01f20c2393756178be28c158a0f94a7e7252bd2eeea1a5e2
- 05 L 544a2ceaad3720f50cc5be93cbeaec040ae9549d4eff32e85a904f139c68f278
- 06 R fb4936eed7b98b567b907f06722c34f9d1e6842728f2d8f0b180522fb933cf1d
- 07 R f69e130b6fd8c5048d929f8c399d4a849ac722d55805d31face35ec7dc34c45d
- 08 R 95edf5801d8b3bb38ff0f000c9778bc0c625643bbf3272bbe45e996cf28a459e
- root fa4eb23765e9e49d2938a233d1ffd288a5fa0295920ca9f0b514c4a2d215de61