OpenTechnical

OT-2026-000102118

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000102118) never changes.

Identity and time

Publication numberOT-2026-000102118 · never reused
Internal UUID01a0aea4-50f2-7c7d-8a58-529d6881b286 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102118
StatusPUBLIC

Content hashes

Canonical textbf7d152426d55f47ead70a079c4a12174891b6e7393748ff12c83fca33707e62
Markdown70a035caf473d628d8e24364a53d0f506cf15f0291aa9e0e3ad685c7100d79cc
PDF
Publication pagee0f435578db9314ebc4f7555b19838db8611bfababaf816c701c0918e9b8416f
Manifest5152997b39ef5aef1726997ba71d7452291d25e2a227498a2ab28728347d34b2

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
SignaturexgHDGLzyvfowVR17NgE3IlJiEgll1LTwMzv4HKWn3G+LBEGNoGfF+B2YyZ12towe+RSfzlq3H6L2Rye3m56GCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:16.461044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102118
observed e0f435578db9314ebc4f7555b19838db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.442544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102118/manifest.json
observed 5152997b39ef5aef1726997ba71d7452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.422585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102118/publication.md
observed 70a035caf473d628d8e24364a53d0f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.403700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102118/publication.txt
observed bf7d152426d55f47ead70a079c4a1217...
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.