OpenTechnical

OT-2026-000063440

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000063440) never changes.

Identity and time

Publication numberOT-2026-000063440 · never reused
Internal UUID01a0ae8c-f944-74ab-a6fa-1b2fed69dd4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063440
StatusPUBLIC

Content hashes

Canonical text60ca7efb280c2e3ad916db3d812b45b36ca9c87fecce46446a3a6515a4da8a0a
Markdown7159f88660f8f3b5bbf551e76a71fcbc6d0001c34a56815222b1c9a8bee095b9
PDF
Publication pagef774555739086b0fac03dd6959c88bb88e86782cd821563b6351a1fabf3c2fb0
Manifest651d6feec5e950af0d7d799158ad5eb4538455ed51eca3df412deb3680028276

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
SignatureCL8+BYF+L2JCCuVEqbwvuEROFuh9K1PfBLObE+myZZEDTc1q8W73z9tdDvWDful/VwPYd4p1NVNwztdSuNinBw==
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

2026-09-17T10:37:23.939991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063440
observed f774555739086b0fac03dd6959c88bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.922803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063440/manifest.json
observed 651d6feec5e950af0d7d799158ad5eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.905584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063440/publication.md
observed 7159f88660f8f3b5bbf551e76a71fcbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.887441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063440/publication.txt
observed 60ca7efb280c2e3ad916db3d812b45b3...
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.