OpenTechnical

OT-2026-000094554

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000094554) never changes.

Identity and time

Publication numberOT-2026-000094554 · never reused
Internal UUID01a0ae9e-f4e9-7a49-b790-767a97c79ee9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094554
StatusPUBLIC

Content hashes

Canonical text5a3deb1878499e5518763d014a03110acd00cdbf3443f478487a19a171e7dddf
Markdownd661bf41dd5b11450dda0d1a5499dd6753494dbe167c1490cec252a30eee9035
PDF
Publication pagea3239756cc14f2153cd64ba49a71c13b00ebc7b173b2ef8d879a0a2b7afa2d07
Manifestae8485edd47136b9444d850a9efa1a6205d8bfcd9ac402b225f239bdc7e4c273

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
Signature71jGYYVeSwQgUmOXmKJ0xfF16Ps8o/7Boyb3zOMWpmKqdb2sf35ESPrA9QdqKrKY9qc5ijFnBdgvpLSU3U4/Cw==
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

2026-09-17T09:38:00.198391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094554
observed a3239756cc14f2153cd64ba49a71c13b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.178263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094554/manifest.json
observed ae8485edd47136b9444d850a9efa1a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.159171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094554/publication.md
observed d661bf41dd5b11450dda0d1a5499dd67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.139003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094554/publication.txt
observed 5a3deb1878499e5518763d014a03110a...
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.