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 DAVAO DEL SUR Award a ₱6.9M contract to DURIAN CONSTRUCTION & SUPPLY, INC.Provinces
Transaction hash:
d403de7ee7ea9cd79aad14a8a32722362a66d2852f1a0376edf6590315009418
Status:
Included and unchanged
Block:
#1,711 4,302 blocks after it
Position in block:
Transaction 624 of 765
Award day:
Mar 22, 2013 (13 yrs 7 mo ago)
Value:
₱6,945,261.78
Project:
Concreting of Padada-Kiblawan Road(Katipunan Secti
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 #1,711 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 DAVAO DEL SUR awarded it to DURIAN CONSTRUCTION & SUPPLY, INC. on 2013-03-22.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 Davao del Sur gave a "not stated" 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 d403de7ee7…009418now …
- 2. Block Merkle root changedstored d18d755571…138b66now …
- 3. Block #1711 hash changedstored cc6684acc6…d9e856now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 764 records. Each step hashes the current value together with the sibling shown.
- leaf d403de7ee7ea9cd79aad14a8a32722362a66d2852f1a0376edf6590315009418
- 01 R d440624ae69728040dc5cae453ba13c15a9e74ac2b3bfd70b17931b002369829
- 02 R aee8a971439aa392dc44be695888ecf6c9109518d654ac61b8e55f935b305dc3
- 03 R 7400faf172d950ae91c42f68995c7fa4ad55ab7160256197e5e99492fee67727
- 04 R 1040146d7c11923b7a287e4411268810d99c9d8f13eb682e8a9dd985075443e6
- 05 L aa12d51a32c9cc7564da19f797716919c1723181280629b37b1e19fc6f9ff1a1
- 06 L 9af19f5ce8f3131b11f6b0cb47e53a9dcb864c8243482ddded0f7730106a5f8b
- 07 L 23a9b3235e9c3a6bc0ff14871ba9ac2c9c8047b3e5352b46b71a84511a311a24
- 08 R 15160634b18272a03144aef76e8f82c675d507141e4ad89318afe48d22fa5e0d
- 09 R 011e996fdc0ab7e39c21eae68af867b73e758baac9e29c28ccb256e1ff173624
- 10 L 144bbd9147a29754c9fc0ed224379d8f114db6703d9533400bede2c96601414e
- root d18d7555714e1e61ca277f43dd3033d3f53f0f87cb88c2a769fac9efab138b66