OpenTechnical

OT-2026-000063256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000063256) never changes.

Identity and time

Publication numberOT-2026-000063256 · never reused
Internal UUID01a0ae8c-94ab-7253-97a3-2041a31bf9bd · 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-2026-000063256
StatusPUBLIC

Content hashes

Canonical textdba2b2625edcc13fe10b149796a654c9a597353ea1e900ce662b1392a0b55e4a
Markdowna6f4ebaf711458bb9a5384964a7410cbe543a1d33919803a088737bc657e4308
PDF
Publication page77a8c20605b75a2410af26d873441225c87e13acb5890a4b75240081bf7a1fd6
Manifestb9d413357a438719d99de9e0e8f5539c0605d1ffc8abbee47a8779052be3dc1a

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
Signatureuxn3qxxODS26N6+LMDk/rlYwMg+ANLXGBKVTlm4XEZDFraStpO2S/N2V+NW2AcX8Cggc8kM1+kCEH2My9wXWBA==
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

2026-09-17T10:39:08.531827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063256
observed 77a8c20605b75a2410af26d873441225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.513810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063256/manifest.json
observed b9d413357a438719d99de9e0e8f5539c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.497202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063256/publication.md
observed a6f4ebaf711458bb9a5384964a7410cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.478657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063256/publication.txt
observed dba2b2625edcc13fe10b149796a654c9...
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.