OpenTechnical

OT-2026-000063149

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000063149) never changes.

Identity and time

Publication numberOT-2026-000063149 · never reused
Internal UUID01a0ae8c-94aa-7be5-b157-8fd2d6cd2b2d · 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-2026-000063149
StatusPUBLIC

Content hashes

Canonical textcfec828ef7fb2908d13da6fc8e8c5d6834f4aa12ec3aa64e2eecc75ced6142bb
Markdowna9535e6eb2f559c34ea93d60fa407e1c6b54016b63cf46cde0d505ceb083a644
PDF
Publication pagedfd4239e653f2422a770c3de77a0fa145bc1f0fe64c9c8ebcb3e48753ac3bf43
Manifestca2809a39ad50ad6c09b999011bded1ae6504d9e4b84684808581eacf2590096

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
SignatureNY5pYbzNqZGCaTaU85UWyrUmmWeF8Wsg0FX8Bf1QKB/iakweRWkvyL//fWapvLrUKNcKJsZkgHWjUlrhd0FmDg==
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

2026-09-17T10:38:56.122737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063149
observed dfd4239e653f2422a770c3de77a0fa14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.105218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063149/manifest.json
observed ca2809a39ad50ad6c09b999011bded1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.088385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063149/publication.md
observed a9535e6eb2f559c34ea93d60fa407e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.071574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063149/publication.txt
observed cfec828ef7fb2908d13da6fc8e8c5d68...
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.