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 - CAGAYAN 3RD DEO Award a ₱598.0K contract to OML CONSTRUCTIONNational agencies
Transaction hash:
09ed1ffed5da2b01519bf4917e79f6af63f47f1e21ece9885ae4b1018cda45c2
Status:
Included and unchanged
Block:
#4,609 1,404 blocks after it
Position in block:
Transaction 18 of 380
Award day:
Oct 25, 2021 (5 yrs ago)
Value:
₱597,984.89
Project:
Local Program - Local Infrastructure Program - Bui
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 #4,609 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 "Regular Infra - GAA 2021 LP", i.e. the FY2021 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 - CAGAYAN 3RD DEO awarded it to OML CONSTRUCTION on 2021-10-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BD0060: 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 2021-12-01). 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 09ed1ffed5…da45c2now …
- 2. Block Merkle root changedstored 158e68325c…56465bnow …
- 3. Block #4609 hash changedstored f7879bbf78…fad4f6now …
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 379 records. Each step hashes the current value together with the sibling shown.
- leaf 09ed1ffed5da2b01519bf4917e79f6af63f47f1e21ece9885ae4b1018cda45c2
- 01 R 09fcc0d844da572e93bb5bae3957765ae91b2aea600319fcb91a268e14711932
- 02 L bccc846f20de7ba53704002ce3083e1a538ec7c7c8cadb757ba121ad9a51cbef
- 03 R eaa806bb17d062c7ee6b212e06c83555f8923b725761cc0c8952c11bb76deba8
- 04 R d2b02d492ca837e92a4f6eddcadaaa725a9b962f3f0c36be37f42e2afd67ddbd
- 05 L 257f2c1b0020f653a8a4cd8d1c176f14ac043def5ce5414534cfee1bcc28e5ba
- 06 R 7ea0a06331a5aaab46220242949091d05f1c6e17010455ca18b756de0cc7a69a
- 07 R 507c7c266df3c37c13a086a44527d2b7954cc6f88195797727a8a0fc42673f78
- 08 R 99c03960ab9321a3c1bec007ae2bd0a0323de5d49d5939f06c7b847672656d2a
- 09 R 7d494b5d95cfe70e8cf44b63fbdb711a5757b9d5b7726340c8b4183bfdd26381
- root 158e68325cfb4cb28a9e3921d1022d886e952f9f29108308a37d0bd1a956465b