OpenTechnical

OT-2026-000024155

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000024155) never changes.

Identity and time

Publication numberOT-2026-000024155 · never reused
Internal UUID01a0ae70-e8c7-7677-9b36-72c1d9164fa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024155
StatusPUBLIC

Content hashes

Canonical textbb52b35e701051fb5998b61164556c5db583fbae3fce01fb009311d533635361
Markdown1dc4cf8eeae358f8fa138f8e835b0e23d0cc662e554712dc5c01adf9555f961c
PDF
Publication pagee27bd01b6a6e6c53df05c4a0465c32337e2d247d6f7419e5a97811c4bf3b3d61
Manifestcd0802d0afe922ed64a79d748241136df755b31c56a2b49efec6d54dbbd272d3

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
SignaturevMrsYVK+aTHsHgKnqF0MgVVWbr9mNdpwa5D/BOIy2bZHB/oR9rDC+Dzg4AwcPkAxlS5TCPRLUbrmS1tLsy8yDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:48:35.495916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024155
observed e27bd01b6a6e6c53df05c4a0465c3233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.476335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024155/manifest.json
observed cd0802d0afe922ed64a79d748241136d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.455812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024155/publication.md
observed 1dc4cf8eeae358f8fa138f8e835b0e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.438489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024155/publication.txt
observed bb52b35e701051fb5998b61164556c5d...
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.