OpenTechnical

OT-2026-000060313

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000060313) never changes.

Identity and time

Publication numberOT-2026-000060313 · never reused
Internal UUID01a0ae8a-5a75-7f54-877a-900b07b58f8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060313
StatusPUBLIC

Content hashes

Canonical text85a7620d54c0b4446a38a3890bccba5b06ac636a57a619f1fa5715bea1433f50
Markdown291078dcc22537b3fef7e10ed495a42a3033663231f2549c61b5022d32f89e2b
PDF
Publication pagea5e6f51413f766110e2f8b8cdf25a8ab447bbf3c80b78dc7afcd96a88ab159c3
Manifeste6147440162b56427147be2b4a7edcefff063b543647433d44dea8ef2160eb30

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
Signature3wjA66dewhXKH4Hr649VQzavH0X0wmjtb0DIbMDTQEmskRfs+YmNpsUR5vl5uEbLfsS5yLnba0zhdIxn3MFnDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:01.361563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060313
observed a5e6f51413f766110e2f8b8cdf25a8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.344134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060313/manifest.json
observed e6147440162b56427147be2b4a7edcef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.325187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060313/publication.md
observed 291078dcc22537b3fef7e10ed495a42a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.307039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060313/publication.txt
observed 85a7620d54c0b4446a38a3890bccba5b...
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.