OpenTechnical

OT-2026-000026144

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000026144) never changes.

Identity and time

Publication numberOT-2026-000026144 · never reused
Internal UUID01a0ae71-a840-7ae1-b4c4-00b6c6adf3a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026144
StatusPUBLIC

Content hashes

Canonical textd5d8f62f7cee0d3459c65005b5fabb72f2c20cdc040f5e8da74852ca7ff7152d
Markdown966dfce9e570d88eeffe5a63823e3b2c036b7bd42991b4fdf19b9fca3b4e1789
PDF
Publication page1970040b2265201ba724d2aa8f0a55a919247d6f0976da4497a7b05d84217449
Manifeste175ff25f046a14fced88ce0fdcf8db2e1f2562a9bd61928145bc28c5c9804e1

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
SignaturemoHGsVb8cjmpib0ueFHa9qziRu9r03qQOBJbBjdzYSpOnSmty2yPvw5jFK9gS2qb6ny08I/TzZwe/5Klm7JcAw==
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

2026-09-17T11:46:39.082986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026144
observed 1970040b2265201ba724d2aa8f0a55a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.065271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026144/manifest.json
observed e175ff25f046a14fced88ce0fdcf8db2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.049428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026144/publication.md
observed 966dfce9e570d88eeffe5a63823e3b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.033547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026144/publication.txt
observed d5d8f62f7cee0d3459c65005b5fabb72...
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.