OpenTechnical

OT-2026-000078386

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000078386) never changes.

Identity and time

Publication numberOT-2026-000078386 · never reused
Internal UUID01a0ae95-7c28-72f0-977a-3307eb60e9c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078386
StatusPUBLIC

Content hashes

Canonical text7df2cc88176a5a37d3afe16e5b54f38ce3f20894dbad6622345cedfdb39fd426
Markdownd136ed164d113ddee8e53986e7ffa2b3da65b6ff0b55be9bb3b867155d5e6261
PDF
Publication page1d0a8c2f6d3de5a2a31dd09146ba62edbaa3007c2ad3bc955bbbba404308deb9
Manifest73dc0de096d3adb23699c4188f2e5a8e45450c314bfdb0d6d662a16a405d1165

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
SignatureH8q3/yN/36A0DOyNn55vV0zV3LGCJFjJhINCgG7So5LhyBcyuzmlrX8Mr+krqrdUxVw4FKX0O/IXfuSHkII2Aw==
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

2026-09-17T10:06:21.528012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078386
observed 1d0a8c2f6d3de5a2a31dd09146ba62ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.508487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078386/manifest.json
observed 73dc0de096d3adb23699c4188f2e5a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.490229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078386/publication.md
observed d136ed164d113ddee8e53986e7ffa2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.470673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078386/publication.txt
observed 7df2cc88176a5a37d3afe16e5b54f38c...
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.