OpenTechnical

OT-2026-000076358

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076358) never changes.

Identity and time

Publication numberOT-2026-000076358 · never reused
Internal UUID01a0ae94-6a70-7c73-aaad-41ec1a601ada · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076358
StatusPUBLIC

Content hashes

Canonical text46ca68afbbd4f4e60ac4441d5347c64122d28dee1baf2eb1d9d7554d60dbddf3
Markdown018c0b037b1228bf1d60150fd97dc86bf568e81d0439889cbf2b81a748758e62
PDF
Publication pagea114cd4b99b57c9340d4ec3d5e868ce0c93d78920d13f22826e4dd072355fb71
Manifest1716e2b3577d5e1c611ff2fa66345d360ba94a517765dd4b54075f9c8852c6a8

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
Signature4fB5uGuXNUcj16rdm+XDreaJ8/s1qJh5waPRAAIthZIchjXR+hVla7ql5ttlH1uewJbY0LBJtlYfMgvKg86TCQ==
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

2026-09-17T10:12:13.358780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076358
observed a114cd4b99b57c9340d4ec3d5e868ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.338881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076358/manifest.json
observed 1716e2b3577d5e1c611ff2fa66345d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.318555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076358/publication.md
observed 018c0b037b1228bf1d60150fd97dc86b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.299517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076358/publication.txt
observed 46ca68afbbd4f4e60ac4441d5347c641...
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.