OpenTechnical

OT-2026-000086582

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000086582) never changes.

Identity and time

Publication numberOT-2026-000086582 · never reused
Internal UUID01a0ae9a-2c98-7cca-a23f-4990aaed80ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086582
StatusPUBLIC

Content hashes

Canonical text76c8752e29a950b96c28aa2f27ac4e05dfc4062b0a952e91350f126eeaeb3f37
Markdownae238a83ab97b7d7acfc0f152342edbb30ae2094358bc0e342d83095d70065d4
PDF
Publication page09ee6f796b012a8eeadafb390efae60aaa4bcce072ac637fe7d3283c1cbb3644
Manifest8fcacb006ce16dd338c8b559cd4e936bcfa7aefa179152e32e798bbcc292ab17

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
SignatureRQ7KuCsPiQ9L9JwELHs4D20QpK9C70ftTjdDLKu+WBiqbVILAWfO2W7Dnk1Jdb1dpoZKyxvzqNwkXwXMk4CzBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:25.204786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086582
observed 09ee6f796b012a8eeadafb390efae60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.186328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086582/manifest.json
observed 8fcacb006ce16dd338c8b559cd4e936b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.168268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086582/publication.md
observed ae238a83ab97b7d7acfc0f152342edbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.149931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086582/publication.txt
observed 76c8752e29a950b96c28aa2f27ac4e05...
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.