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
MUNICIPALITY OF SALCEDO, ILOCOS SUR Award a ₱997.0K contract to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
ef35f9bfbfe2a2691b343e0d5edd3267300ec63699ad04e01712f0937c854b64
Status:
Included and unchanged
Block:
#5,330 683 blocks after it
Position in block:
Transaction 212 of 230
Award day:
Nov 14, 2023 (3 yrs ago)
Value:
₱997,047.59
Project:
Constn. of Lev 3 Potable WSS at Brgy. Santiburcio
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 #5,330 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)MUNICIPALITY OF SALCEDO, ILOCOS SUR awarded it to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTION on 2023-11-14.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)COA's CY2024 audit of Salcedo gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ef35f9bfbf…854b64now …
- 2. Block Merkle root changedstored 85fe863887…6920b4now …
- 3. Block #5330 hash changedstored 1fbff52db2…add4f3now …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf ef35f9bfbfe2a2691b343e0d5edd3267300ec63699ad04e01712f0937c854b64
- 01 R ef6cde4465b688c992451c3ce914d7bdc8bb2feb255de5ca60d9b85f0a6082ee
- 02 R 5dcdd2029da9c8fa569f222cf9365b2275960fed9add4b7c0787c6c85ecc555d
- 03 L 1d304ce9fbe2905d94f0aa517854f03cee85ef60197017248b468ec9b4398688
- 04 R 288ad7f4fa594dbabca404fb52b0730051ea0709cf68bbc21da09a7ef757ffe2
- 05 L 4a128e95e255af23b86c40150f5038b45d784d6da77fb2f58a3f0d99c39cb709
- 06 R 5759feaab9add6699d5972b645d19a32b4e92b9994126c03711028ca2e9165a8
- 07 L 77b1b54037410c5a7db39c958bd8d558a0257ae5b5fc2a730c5eec8e21fa9115
- 08 L 37e10c851fa16c5ba7f01248b4f78d6ba593b3ee7b9fdd18f4374ab14f69ac84
- root 85fe86388733d38b7b626d74c99c3b537420bf67fbdb130c933c24787d6920b4