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 - ZAMBOANGA DEL SUR Award a ₱3.1M contract to RAMONA CONSTRUCTION AND ENTERPRISESNational agencies
Transaction hash:
cd7aa86c396af240d07bfa7bc07566701fa01243a65fc751de0e724b1d152796
Status:
Included and unchanged
Block:
#3,510 2,503 blocks after it
Position in block:
Transaction 210 of 255
Award day:
Aug 20, 2018 (8 yrs 2 mo ago)
Value:
₱3,089,311.35
Project:
18JE0207
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 #3,510 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)DPWH lists the funding source as "Outside Infra - GAA 2018 DepEd BEFF", i.e. the FY2018 GAA. The exact UACS line is not given.Partly
- 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 - ZAMBOANGA DEL SUR awarded it to RAMONA CONSTRUCTION AND ENTERPRISES on 2018-08-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18JE0207: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-12-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 cd7aa86c39…152796now …
- 2. Block Merkle root changedstored d58def81b4…d5528dnow …
- 3. Block #3510 hash changedstored 9b45069f93…64721bnow …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf cd7aa86c396af240d07bfa7bc07566701fa01243a65fc751de0e724b1d152796
- 01 R ce19899def308cc61e25800ae26b61b41e99daf926e78d7e32800824b0ac23c2
- 02 L 8f1a47f353b54b330e8bc0ae73b2a4399fea6dae0a3fcb46bd7ad2ca42da527d
- 03 R 1c711eab58928c9a960f6dac709a0e7cd48ba49d9c47eb6b26e713eced695d77
- 04 R 92b5008d3dcbedad8b34defd9d5e70f35fff69e024eaa519e623c5b705d12e83
- 05 L f75324048dac1216f0e9b31ac8abf6fea34c2e08f21dc4c0c4ee1d191079c1b0
- 06 R a40d51b4e226a1e9ea900663353aeb1b6a8ef8e95479f9a6d45979fa65c564ad
- 07 L c62f6d0162fd41862544f9b1656a65da3ef3f6973885fbb8138d72c390437485
- 08 L 8a7abb5f50b48c34bf31a3e3a7b59d7abac6c96b7d14e2e7d809ba6185e162c0
- root d58def81b4d6c49c178e1e9ebdf7d5cbba00519aed5b3278383f2b5d30d5528d