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 ₱6.4M contract to RITZTOK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
1ad010e45d3445441ea9c2ca53044360f3f5babe2807f9811d4f316a207ea8d2
Status:
Included and unchanged
Block:
#2,499 3,514 blocks after it
Position in block:
Transaction 19 of 224
Award day:
Aug 25, 2015 (11 yrs 2 mo ago)
Value:
₱6,376,502.17
Project:
15LD0050-NOA,NTP & 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 #2,499 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 RITZTOK CONSTRUCTION AND SUPPLY on 2015-08-25.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 1ad010e45d…7ea8d2now …
- 2. Block Merkle root changedstored 3d654b69b7…07106dnow …
- 3. Block #2499 hash changedstored 6c0d61a6d0…31e988now …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf 1ad010e45d3445441ea9c2ca53044360f3f5babe2807f9811d4f316a207ea8d2
- 01 L 1a0279a9e78ce9dc8b14bcce1e7363fd1178bd7198a8e6979996bd7bb6afd371
- 02 L a71a4783437aa3d55ccc094464de2a2cd852f97dcb236a5074567590135396ca
- 03 R 0348102806eb6432716c5e79a7a88fdc580cf461fcccaf3f20ac41c2d998b117
- 04 R 32010b38abc0c9c3df64cedaa03340049f61a6ea55ee38c79cb73fb84558ceba
- 05 L d9791600279b67d2e2f815ef2fd9d01ae85aff891a95b472673a699f8c6ab6ed
- 06 R 9b6c11687ff8d1ce03977507fedbf51d8a1e730c28cdc349e38ba8a7dd4bf8dc
- 07 R cbaef261355b9b9fee4a26d570d0db71b0dd0d0ea98b83d075823fb9fc28b02f
- 08 R 51b5e6df50f8c6ff6e85bdfefc0ef47c7726130ad957ca2af8e1ec5636708b4e
- root 3d654b69b7024cf1367af1dbaa0da3b1e893bd009006a2bc503cf4ef4a07106d