OpenTechnical

OT-2026-000098719

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000098719) never changes.

Identity and time

Publication numberOT-2026-000098719 · never reused
Internal UUID01a0aea2-42ae-700d-a401-30c4605348ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098719
StatusPUBLIC

Content hashes

Canonical text1dd7fe5bb6469f98bd5e7ce64c88ce0d329dfd1d68bf56e1d71d65942004fc11
Markdownd46834dfd8d5e3e16c917fc870926654b7b0a827525de1bd4136e5a2f602d257
PDF
Publication page65ecfca5ef8125f68ea4cc1e60bd1daf32e4f4d81248266b9f0d7e93b2499af7
Manifest44603c28f3fd169638683846db951077793cde83b92a627b9fcd8831870b2ec9

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
SignaturezxsmQR0FYjwN4fsPqbrlciWZs9CB9Vq9iBdI/azU6tBKuXxQxzx1jXHHsXSdzxiPnoM/TV1iAitL71aizAcpCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:01.737847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098719
observed 65ecfca5ef8125f68ea4cc1e60bd1daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.718779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098719/manifest.json
observed 44603c28f3fd169638683846db951077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.699684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098719/publication.md
observed d46834dfd8d5e3e16c917fc870926654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:01.680787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098719/publication.txt
observed 1dd7fe5bb6469f98bd5e7ce64c88ce0d...
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.