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
MUNICIPALITY OF STO. TOMAS, DAVAO DEL NORTE Award a ₱2.0M contract to DAVE CONSTRUCTIONMunicipalities
Transaction hash:
cf6485aca3d93a42017ceadfd13c1dce54640d00edf502ad27f6d00e1b5176c7
Status:
Included and unchanged
Block:
#3,885 2,128 blocks after it
Position in block:
Transaction 274 of 337
Award day:
Sep 23, 2019 (7 yrs 1 mo ago)
Value:
₱1,986,203.31
Project:
Construction of Drainage Canal Osmeña St.
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 #3,885 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)MUNICIPALITY OF STO. TOMAS, DAVAO DEL NORTE awarded it to DAVE CONSTRUCTION on 2019-09-23.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 Santo Tomas 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 cf6485aca3…5176c7now …
- 2. Block Merkle root changedstored 66244c1192…8e5d74now …
- 3. Block #3885 hash changedstored 5eabc7c3ea…383d86now …
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 336 records. Each step hashes the current value together with the sibling shown.
- leaf cf6485aca3d93a42017ceadfd13c1dce54640d00edf502ad27f6d00e1b5176c7
- 01 R d1e76dedfacd9e980828d71a349695579d220754f93424fd2beb76bf431112cd
- 02 L df5cb384cc6857612a96141edbc563a7ece260030456fec7bacd7c361754800e
- 03 R 5cdd25290af4d28aa0e44ec55ef706170db7bf6978bdfc85c88cdb29398ca581
- 04 R 1050e5ad19b8ffb91f0c2bd53daa31de4776a68d9049d2f9825596118c2a952b
- 05 L e89ff689419346ed6aceafabc337564b4965dc8725483e20ea27b862cf28af58
- 06 R ec7893434f59d0a1cb01af658bcda6642bb5eabbd5e48546b82e23f11f1624ce
- 07 R 5f0e359ee98f80ce43917d874fe4e1a54e15e3868be1d801e894268b552d2955
- 08 R ee3516bf7c4229a2c0fe1da758c3d4aaae04799939815ae3da86e38e93c17160
- 09 L 1f279e05cc89226fecbe303f7cd19ccf0991fe198804a36b92e48604715fa375
- root 66244c1192520733180f14675f6f3396a0d67cc1fdff48fe1cb0d54ec08e5d74