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 - TARLAC 1ST DEO Award a ₱17.9M contract to ALPHATEC CHEMICAL CORP.National agencies
Transaction hash:
ae2f4a24743ced749ceec93e598762c3857b2a9c55146bb7d0bcdaf1b8efa588
Status:
Included and unchanged
Block:
#5,396 617 blocks after it
Position in block:
Transaction 457 of 659
Award day:
Jan 24, 2024 (2 yrs 9 mo ago)
Value:
₱17,874,929.05
Project:
24CJ0144
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 #5,396 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 - TARLAC 1ST DEO awarded it to ALPHATEC CHEMICAL CORP. on 2024-01-24.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 ae2f4a2474…efa588now …
- 2. Block Merkle root changedstored 38103d6be0…c7062cnow …
- 3. Block #5396 hash changedstored 3b71b0e31d…c99fb9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 658 records. Each step hashes the current value together with the sibling shown.
- leaf ae2f4a24743ced749ceec93e598762c3857b2a9c55146bb7d0bcdaf1b8efa588
- 01 L adcab040dc4cabe896828106d6cb9cf8e742ca1117ef290e875efb04b45f0c5b
- 02 R 2d6884a90f31f613d19bc9fc609eeb2eebbc2e29ac5e91d2b932102b7a5d698c
- 03 R d29afe484aa7c067f888669e37f9c16b4cee6c3e3ddbf798d9e71f008609b8e1
- 04 L 5383b91d4e6fe772b10ad96667007e1b4bd5b3a1f0091b9435151ddc329da3ea
- 05 R c219038344d1b749acde1793def9c585007e1b21b41db9e372c46fddb1ae9a79
- 06 R 42b7ddc169fbe6087db8946eb78fda6d4076dbaf03ca75e6cefbb8d4a5953ed7
- 07 L 3537922a8f33111958631ef7933914562086d98ef60b7b767b403342beb967a7
- 08 L 025f82941050a3feb67df85d30a37eb7f77a6ae022c162fb55fc372edfa12193
- 09 L 574123a73f76702e214ad4f0f0aec87c8f22d21369e1e303ddfbd563ad3eebd5
- 10 R 5b7a61b6e4094726d722ed5e1000da599e824a693e39f54d19918baa322388d4
- root 38103d6be04f0985ed645defc7cd8e15173fb668d51fe392cdbeca1a05c7062c