OpenTechnical

OT-2026-000102783

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000102783) never changes.

Identity and time

Publication numberOT-2026-000102783 · never reused
Internal UUID01a0aea4-858c-7626-9d17-3b2f9360f0cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102783
StatusPUBLIC

Content hashes

Canonical textec412807c4453f3e9c967a26788ff31faee5cddc80a92754c137f5c002ffcb2d
Markdown6e042b2997e81b234e1053fde0df00f46a4cd2ae634b1c56b8d90661a34dc41d
PDF
Publication pagec2df425773ce293dadcb4560e8a764cf26b95e56b9cb9cd2a870481dcb54a784
Manifest83d9c7b567801eec3a77c71edec9ce0b777abd8aafd3fc6ea4836068e31bef0c

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
Signature9Aunx2KtKWCv6DIZqTownvwsV/oUGI6s6WBvk/XKxZjMS+db/93yDhT/qbTd6anG8DzfwB+eA/VYwXND4kZrAA==
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

2026-09-17T09:24:18.627348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102783
observed c2df425773ce293dadcb4560e8a764cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.609478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102783/manifest.json
observed 83d9c7b567801eec3a77c71edec9ce0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.589929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102783/publication.md
observed 6e042b2997e81b234e1053fde0df00f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.573220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102783/publication.txt
observed ec412807c4453f3e9c967a26788ff31f...
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.