OpenTechnical

OT-2026-000079220

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-2026-000079220) never changes.

Identity and time

Publication numberOT-2026-000079220 · never reused
Internal UUID01a0ae96-0b8f-7955-ba7d-c0f503aa306a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079220
StatusPUBLIC

Content hashes

Canonical text0aa9278a8dee2008eecc24e93b6d25c6b7ddc8a9b0f9ebf1f90b714948e0fe96
Markdown5f3254df56a1c588326e550ad7ba24a4a03c7e638e45323a616bad17c0c93dce
PDF
Publication page634d53c194b9232af877a03e74ac4a55957a67aa35e1207894a23e7690ae7aa1
Manifeste71ec1ada689d2763cd777e3e34070907287e5ba255b1f8ccde3c5c23c5b4757

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
Signature9U+g5gYKByR0V3c01ChJq6n3SFccoPxLrLuxes23AcrYxiMICboNDfW04UPx7W3rrnBDHg2Eev575zvuj/CcAQ==
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

2026-09-17T10:04:48.735244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079220
observed 634d53c194b9232af877a03e74ac4a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.717355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079220/manifest.json
observed e71ec1ada689d2763cd777e3e3407090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.699565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079220/publication.md
observed 5f3254df56a1c588326e550ad7ba24a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.682398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079220/publication.txt
observed 0aa9278a8dee2008eecc24e93b6d25c6...
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.