OpenTechnical

OT-2026-000079788

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000079788) never changes.

Identity and time

Publication numberOT-2026-000079788 · never reused
Internal UUID01a0ae96-4375-72f2-9f20-6e883ee69bcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079788
StatusPUBLIC

Content hashes

Canonical textee6d97e5115492ba31bcda6885e12f268a22d4843981ebb9d2efb7c3187d0da7
Markdown95e42e0692f3cfe5c87f05000599dc05f585379e93c8a3c8e27172dff7ce8ccd
PDF
Publication page0678adf75d00bfd77459cd8b20416dd0ed3c5d6af40903e1e70b831bfd501928
Manifestaac0937ae2ad4504ee95701a30179636abcfa97c04820bf5bb5ffca1daa8a7de

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
SignaturelcVSJE64eT06dBeKhFJmVqx/1ot6wwPmJ1nVi+n+z7IjMCkAEVFgTd21+2c4Bs5hHdfvx56W8+FgVrZMGpdXCA==
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

2026-09-17T10:03:39.782508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079788
observed 0678adf75d00bfd77459cd8b20416dd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.764231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079788/manifest.json
observed aac0937ae2ad4504ee95701a30179636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.744983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079788/publication.md
observed 95e42e0692f3cfe5c87f05000599dc05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.727895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079788/publication.txt
observed ee6d97e5115492ba31bcda6885e12f26...
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.