OpenTechnical

OT-2026-000100942

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100942) never changes.

Identity and time

Publication numberOT-2026-000100942 · never reused
Internal UUID01a0aea3-c376-7a21-b514-e18f153f047b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100942
StatusPUBLIC

Content hashes

Canonical text77d8e505b39961558bb978d8cbc21ff4b5d711ecc9c9ad845001fef6b35846cb
Markdownf74ea4388f6b596771aee8630792923325cf4ef0831ddda5b2949d8d2d88a9f0
PDF
Publication page855cac50383904a521f466575530844284d873069c5b5602226de4f80619c7da
Manifest6706ad0c800510df170b3e1f006bdfdfb9c9ffd0bb65a2374c7d76efc6012450

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
SignatureMQWrJpdC16LMkwdP5INoZRG+5QfN6wTh9bU6KySP5ueDHHRNNWwuJk/N5282zoD938VsMVmwt71JGJhHm4zzCg==
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

2026-09-17T09:26:26.867206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100942
observed 855cac50383904a521f4665755308442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.849475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100942/manifest.json
observed 6706ad0c800510df170b3e1f006bdfdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.830294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100942/publication.md
observed f74ea4388f6b596771aee86307929233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.812219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100942/publication.txt
observed 77d8e505b39961558bb978d8cbc21ff4...
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.