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 - REGION III Award a ₱134.8M contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
c981baa2297c10f93f9ef0ef6d15853a9d22fbdfc37bf0d1f18bf682dcf9f8e6
Status:
Included and unchanged
Block:
#3,928 2,085 blocks after it
Position in block:
Transaction 154 of 197
Award day:
Nov 5, 2019 (7 yrs ago)
Value:
₱134,782,400.20
Project:
19C00058
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 #3,928 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 2019 LP", i.e. the FY2019 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 - REGION III awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2019-11-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19C00058: 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 2021-01-17). 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 c981baa229…f9f8e6now …
- 2. Block Merkle root changedstored e718f2c74d…35073anow …
- 3. Block #3928 hash changedstored 2cc737abd9…500663now …
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 196 records. Each step hashes the current value together with the sibling shown.
- leaf c981baa2297c10f93f9ef0ef6d15853a9d22fbdfc37bf0d1f18bf682dcf9f8e6
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- 02 L f72390b1c4f91bb5e6b2cce67add4eed8e9fdf63863bf75a3082d91244285b8c
- 03 R cd07cf4c35d30c1dae7029ca052fbfbce1e90b569d912f30ad9a1726e9690d4b
- 04 L 4a63978fba0d4f3c323f190d5a897be28b587779e99ac25b9579bc97551117ee
- 05 L d151c12da834a709d908ea06535a8b49f2cdaa7d1da8453adcf8dbbe9f29d00e
- 06 R b8c5afe274bfab531178da2427cdd410e9b70bb73b0a88f8aa9a2fd2a236bfbe
- 07 R bebb1bbbb8a3e73ffa9f16411d005c6798231145f98b926eb19897f45f29f2da
- 08 L 62fd6ba21ee61cdef5870b64655eebd20d411370670a2aac771e380e91e757a1
- root e718f2c74dcfcc92a2717f3ccfff3acd41d547e2d3d27624da08e8a3db35073a