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 SURIGAO DEL SUR Award a ₱1.2M contract to JOAN CONSTRUCTIONProvinces
Transaction hash:
6429f74f1a2c191ebb531b5bf06be999b8b086898e8468cfca3e6b47d4b46af9
Status:
Included and unchanged
Block:
#3,392 2,621 blocks after it
Position in block:
Transaction 143 of 376
Award day:
Apr 16, 2018 (8 yrs 7 mo ago)
Value:
₱1,189,996.31
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 #3,392 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 SURIGAO DEL SUR awarded it to JOAN CONSTRUCTION on 2018-04-16.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 Surigao del Sur 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 6429f74f1a…b46af9now …
- 2. Block Merkle root changedstored e6860180f4…15a3c2now …
- 3. Block #3392 hash changedstored 2eda50c3e0…ef9cd9now …
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 375 records. Each step hashes the current value together with the sibling shown.
- leaf 6429f74f1a2c191ebb531b5bf06be999b8b086898e8468cfca3e6b47d4b46af9
- 01 L 63de381bb3017995b5fd802cb6cd90a2ed2b99d428c842de55167dd1881250af
- 02 L 085ab23b1b0937787b71bb9381894343b3a3cbdb03f67383379bcef0204cc8d7
- 03 L 8554e54e0c07418701f79ded71e0d266aa34d1885cec356f3ad4ee3a5cb738ea
- 04 L 15f73138c087bc0d7122f44b9fd36912f0b07ec00b76d4ffb34c48557a62db99
- 05 R 70e3253916ffcc8d1c0db3f9d0f72aa4b9e4f5249ef352868386633bd6d1f757
- 06 R cc93a4b46aa92f82349fb17e4d94d31e3029dfcc4595ecc3325b867557fef619
- 07 R 0baa007f672a57fb2288d748e7d7e4077555e2fa8bc09d9ae95a6374258bce07
- 08 L 9e8ada1afdc94ba4eb62606427a1501c7c2a936c06ef2fb06d82cbbe6b4410a8
- 09 R 1066a64f4521dfefecf3c07871d2046b232dc8914c62d149706a1c6a73c4d876
- root e6860180f4d0f444c28b8101791d7ab9201dc21dff5dcbe38dc0f98e8315a3c2