OpenTechnical

OT-2026-000099141

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000099141) never changes.

Identity and time

Publication numberOT-2026-000099141 · never reused
Internal UUID01a0aea2-8288-7eea-aa25-bf984aacb7cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099141
StatusPUBLIC

Content hashes

Canonical text20193a222f9d30935f2585184017446483487a57a6b6e8f9c72b31e621cd19b5
Markdown004b5882647062fa5d8d688eb5ea8aa6559b2ee715e761728c2517b05a86c31d
PDF
Publication pagedd96f1dc26bcb2146e868aad8a584ec1f32aabe3567e1f81e2b03c486c68527c
Manifest5bfaecd8e4d6836edd7efd6c61a64cc721a53e1f4e8dbe3361fd88d5bc2849d1

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
SignatureVQZ4gPZ1q+6aOopH9f52iKk6uv2ptvJjJbn7Df6tHoGkzbYypKjr6HsNi+ujzIKt4g4UGMgb3Mw7H6134srgAQ==
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

2026-09-17T09:30:30.779263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099141
observed dd96f1dc26bcb2146e868aad8a584ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.760122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099141/manifest.json
observed 5bfaecd8e4d6836edd7efd6c61a64cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.742140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099141/publication.md
observed 004b5882647062fa5d8d688eb5ea8aa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.723519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099141/publication.txt
observed 20193a222f9d30935f25851840174464...
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.