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 EDUCATION - REGION V Award a ₱15.3M contract to LDN BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
249fcf2a8a787572ad71a067865e5346c81822dfb1c31e256bc7a39b6757f501
Status:
Included and unchanged
Block:
#4,674 1,339 blocks after it
Position in block:
Transaction 53 of 480
Award day:
Dec 29, 2021 (4 yrs 10 mo ago)
Value:
₱15,284,032.31
Project:
GABALDON CY 2021-BATCH 1- LOT 2
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 #4,674 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 EDUCATION - REGION V awarded it to LDN BUILDERS AND CONSTRUCTION SUPPLY on 2021-12-29.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 249fcf2a8a…57f501now …
- 2. Block Merkle root changedstored 72257c473f…33288anow …
- 3. Block #4674 hash changedstored 53ef459869…c70c30now …
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 479 records. Each step hashes the current value together with the sibling shown.
- leaf 249fcf2a8a787572ad71a067865e5346c81822dfb1c31e256bc7a39b6757f501
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- 02 R 03040c647ea7cc273551d34614df25734f9be6b2b2650d3f1faa0af3f4775839
- 03 L 4d787430d6c400335cd7803dadcb8162b23e0512dd69a1bdf499493621a2ffbb
- 04 R 652a065c45302b96c629f190fb4584fbab4345565c3416be168126366bdad263
- 05 L 2a99841d18dc5f9d1c2b2afd1656ceaa2d5eea53720cbd0b1239fff6eddb57c8
- 06 L b7797cc19fe101185840dfd4d98d7a3dd1377518416fa28efe73a9d77952d384
- 07 R a0efde914e11d36dbdfff5c4e6d85b8f3fed9e00fbba155eb04fac2c19a478da
- 08 R 3dcf012c452abb092b8f50f5ed0da05484f73519ad39b2ce7b1f61d6117f844f
- 09 R 3ae72da542ee4d7ecf8f31928ce5865b22db6134aaf7acc7078d7af1fe705071
- root 72257c473fe9526f28ba32b3fb435a5e7524f8129fa50cc0dc2d61e5c533288a