OpenTechnical

OT-2026-000025116

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000025116) never changes.

Identity and time

Publication numberOT-2026-000025116 · never reused
Internal UUID01a0ae71-5fa5-7926-a4c1-7b382a827728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025116
StatusPUBLIC

Content hashes

Canonical text842f1f0c4f387b6ad194e4ce55a2f1106812099a3b3457d0538243879e952b1e
Markdown613b8ee6c9bb7c7d6c8f6fa03042eb8d596710b2c3497f47149bbea73e8e6a7a
PDF
Publication pagea3f8021d337f5a7d34c8f40621d6fd0153da03c68c9d8f4228547d1b3a79b5a1
Manifest4c30d0d58e47688bdbb75a734f08ce760e830665a0b892be25c7916f9c096fb0

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
SignaturekRA5062AHR3HG9+KqhTp6bhsKlgc6lctAlalkmt5MIInTiZss9T54EyTMm2OamiZ6ld1jqrhde4LYSAkB4hSBQ==
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

2026-09-17T11:46:59.494990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025116
observed a3f8021d337f5a7d34c8f40621d6fd01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.476814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025116/manifest.json
observed 4c30d0d58e47688bdbb75a734f08ce76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.453405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025116/publication.md
observed 613b8ee6c9bb7c7d6c8f6fa03042eb8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.436204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025116/publication.txt
observed 842f1f0c4f387b6ad194e4ce55a2f110...
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.