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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 1ST Award a ₱1.3M contract to ALGON ENGINEERING CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
321fc22bca3e186b6e7a1e8da4db2db704552b7e4aa0996c257dc43c1c7c6ea7
Status:
Included and unchanged
Block:
#2,427 3,586 blocks after it
Position in block:
Transaction 25 of 150
Award day:
Jun 8, 2015 (11 yrs 5 mo ago)
Value:
₱1,281,093.86
Project:
15LD0039-NTP,NOA & Contract
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 #2,427 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 1ST awarded it to ALGON ENGINEERING CONSTRUCTION CORPORATION on 2015-06-08.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 321fc22bca…7c6ea7now …
- 2. Block Merkle root changedstored 7c4c48b137…9e5104now …
- 3. Block #2427 hash changedstored 6d775f7c9a…cacfc7now …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf 321fc22bca3e186b6e7a1e8da4db2db704552b7e4aa0996c257dc43c1c7c6ea7
- 01 L 2ccb0f72ecd3f26e0fa8dc5a30bf033b5e8070554a8858c62fee35a9646064dc
- 02 R 7cf240110b0661821857ddf14a0f0954ac6fa32e243a6e4f20a8b0450d6478b9
- 03 R 66eb14707654ee44125fac84b86c9281445ffd640acec580febecff18800a3ff
- 04 L 99631d5b04ba3ae2af69cada2ae9080f27be8e2f89c51986f4abbe50f34e1b72
- 05 L b4b603c09e78e3e682b54609cb80d7053a929597d97eabf75a504008ee22b48b
- 06 R 97c990006de69da7ad95f68bc3e42c62e40d068c48265b450e52a53aed64e432
- 07 R 55310bc5ebb9c59d563f875ae5bb26268ab56d4678059542f7670c78bb9f9f43
- 08 R 5dd430fca3516ac3d6a720ec57864871e01ee2d086b2ce7f261597d35407af5c
- root 7c4c48b13756a2967cd8c22f67fca798c8cab57caa90badc5264c9a8569e5104