OpenTechnical

OT-2026-000098334

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098334) never changes.

Identity and time

Publication numberOT-2026-000098334 · never reused
Internal UUID01a0aea1-e965-7122-a6df-ce0bf591996b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098334
StatusPUBLIC

Content hashes

Canonical text29177ffe921031445fbf505c3ebb6e0c6d30a5b31d20829457262404e6df201f
Markdown7b9cda6b31afd86749fe4ce6d9158a900c814d4dbde7dadeaee8a9e6e8d45cba
PDF
Publication pagefb2841917d594cab66d36d3703f66b49f54edaa713d37ef18e373093f9d2a375
Manifest9eeb97e7defb6d2ff06200956a83aeed586c8523d287a743d53b1ac17ea9be9f

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
SignatureGE8wniqPhZwhNsuWONNeQagkDEEqAqBVbhuIL20OOhpe31+2xDC70kdwt1S4xFJEQ6JBwoFxjzDnGtx5vZBuBQ==
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

2026-09-17T09:31:32.869704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098334
observed fb2841917d594cab66d36d3703f66b49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.852488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098334/manifest.json
observed 9eeb97e7defb6d2ff06200956a83aeed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.833515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098334/publication.md
observed 7b9cda6b31afd86749fe4ce6d9158a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.813794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098334/publication.txt
observed 29177ffe921031445fbf505c3ebb6e0c...
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.