OpenTechnical

OT-2026-000050158

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050158) never changes.

Identity and time

Publication numberOT-2026-000050158 · never reused
Internal UUID01a0ae82-5c45-7ccc-a3cf-090b9946865a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050158
StatusPUBLIC

Content hashes

Canonical text3c85f46aad33754049214e9eb92a210178213af7eea5502e58e048a4a6c3064c
Markdown8670b4ea89de608fbd0d386bad9de4a8761e8cde5c2c6768435492e18c99b741
PDF
Publication page50ce139159c47cdbfb86614cf6652e4498f89d177ea23576e61b57abd95298e5
Manifest96c9904dea74314e78f646270050578ad148462ce4bd8660f6bbe64f90f5f7b6

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
Signature2ccVR6UarCnEjG41oVtwzBeNNQxPmE0b7w/ABLMg/mnmagxvNugagqSQJpbBgey5qWG5ilZolFvUI1oKbRl5BA==
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

2026-09-17T11:01:07.982357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050158
observed 50ce139159c47cdbfb86614cf6652e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:07.963960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050158/manifest.json
observed 96c9904dea74314e78f646270050578a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:07.946896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050158/publication.md
observed 8670b4ea89de608fbd0d386bad9de4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:07.929583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050158/publication.txt
observed 3c85f46aad33754049214e9eb92a2101...
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.