OpenTechnical

OT-2026-000068433

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000068433) never changes.

Identity and time

Publication numberOT-2026-000068433 · never reused
Internal UUID01a0ae90-2481-7c87-98d9-cfd0d7c016b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068433
StatusPUBLIC

Content hashes

Canonical text0dedbb1fda730067f37a730c4cdb01ef28744327e074c8e7e0e9944a93a2495b
Markdowna156267e3a30f083508fec1a40df987372dbd1f942827c376792e8436d7b3924
PDF
Publication pageb94576a5f8123c96318e27ca7d2e53adb9c08dc6299037a5f1fa070a2329210c
Manifest038b5e187273a215d4f73ebf915cae2b579c6d9aeb9f49d625f6be2b632d0f16

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
SignaturekJj0nFYJSCcrfQrQnoP0cVop1HuIjgx6vkCjImVQY1+4hza0hcSErBcYZuKPsQ42Jk80ZK14XNAYnifLto8VBQ==
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

2026-09-17T10:29:34.606380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068433
observed b94576a5f8123c96318e27ca7d2e53ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.589930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068433/manifest.json
observed 038b5e187273a215d4f73ebf915cae2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.573117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068433/publication.md
observed a156267e3a30f083508fec1a40df9873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.556004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068433/publication.txt
observed 0dedbb1fda730067f37a730c4cdb01ef...
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.