OpenTechnical

OT-2026-000102705

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102705) never changes.

Identity and time

Publication numberOT-2026-000102705 · never reused
Internal UUID01a0aea4-858b-7889-b165-d36dd5633265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102705
StatusPUBLIC

Content hashes

Canonical text2a3f1c66af2f0c827a0fe719ba9eb71f73d6b77b4a6bda03764ad3014a1bc8f4
Markdown019d99b549a44227be6a91cf4654376c4d3afde42a4678f248396d8cc26c5eee
PDF
Publication page688cbfc306313b8b4b021718b981b8ab12edbd0d7e58fe6446e89496f16f1208
Manifest7685faba111997d8ff024f0835e971f66972a7bae9051afc5bf7cae87b9218fe

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
SignatureOL/WXyGwGjM4h8NjMms+Zkx148UwlKlIeFYIx+UQMCnal/HIVc8qHg7EV04eyvw4cmQW65P7I22n9gEOTIDMAw==
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

2026-09-17T09:24:13.092671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102705
observed 688cbfc306313b8b4b021718b981b8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.073655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102705/manifest.json
observed 7685faba111997d8ff024f0835e971f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.056083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102705/publication.md
observed 019d99b549a44227be6a91cf4654376c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.037498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102705/publication.txt
observed 2a3f1c66af2f0c827a0fe719ba9eb71f...
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.