OpenTechnical

OT-2026-000063264

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000063264) never changes.

Identity and time

Publication numberOT-2026-000063264 · never reused
Internal UUID01a0ae8c-94ab-7a0a-920a-8339f98ba57d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063264
StatusPUBLIC

Content hashes

Canonical textc0a3e5924cd2088b888dd3025d2f80c6fd27801722b9a70340d70d9288cad8d0
Markdowne8ed2f8d58ad3c96f256da59f5e37d6cb23dd2cd2a3cb8233933715cd0d220c4
PDF
Publication page50dfe0ca1757f8784d32a5925c913ebeec7478df03371ff8f9098c893b57cc05
Manifeste97c2dcf96977686856787238bb85c337de76aaa25289be3258ccafce65c32de

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
Signature1Cy8WkyHBiODg2XidLHeDj6ws0wPXOD6eb4yuDMsHl5Fts5hoPn1eMEKckSbH92NK3OWc7GHtywNX8VVSS8DBw==
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

2026-09-17T10:39:09.127627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063264
observed 50dfe0ca1757f8784d32a5925c913ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.108218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063264/manifest.json
observed e97c2dcf96977686856787238bb85c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.090975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063264/publication.md
observed e8ed2f8d58ad3c96f256da59f5e37d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.072814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063264/publication.txt
observed c0a3e5924cd2088b888dd3025d2f80c6...
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.