OpenTechnical

OT-2026-000035512

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000035512) never changes.

Identity and time

Publication numberOT-2026-000035512 · never reused
Internal UUID01a0ae76-b4c5-7806-896a-8c5f78d94047 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035512
StatusPUBLIC

Content hashes

Canonical text062868ddc9fbb0271d1065f8a8c0452c7029bd6b47861f4633106392ec07c09b
Markdownfe7968e592abf7c975843097eedaf2cd89341078c37787e8b9a943fab57de51a
PDF
Publication page2b9c4464efdb1882a8708cea6d91d3307b56a02187f3a29eb76806a6c362acb3
Manifest6d34355a5f8710553db67b58ea1681eca19581f0a5fe343e8fbc3f4b0f6371ec

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureAu3DPv8pnaDoU52Q6Zrjbr03ffGOpisWG+hFxApzq9suSJAUtB+9tSpf+WWXzEIaNPG5OBvs8RAXiWuBN5waCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:55.960753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035512
observed 2b9c4464efdb1882a8708cea6d91d330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.944096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035512/manifest.json
observed 6d34355a5f8710553db67b58ea1681ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.927356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035512/publication.md
observed fe7968e592abf7c975843097eedaf2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.910223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035512/publication.txt
observed 062868ddc9fbb0271d1065f8a8c0452c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.