OpenTechnical

OT-2026-000050283

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000050283) never changes.

Identity and time

Publication numberOT-2026-000050283 · never reused
Internal UUID01a0ae82-5c46-7606-aab3-b9346af55850 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050283
StatusPUBLIC

Content hashes

Canonical text0b4f3cf3a4a29abe0d2389b77f5abd78a14468ad9cc16995de7c573f7a54f506
Markdown0196b9be3e23fc3e1c365c085f7dae15982e45a4925a844fdabf88d71f7e1168
PDF
Publication page8b82201a6f2b478df2e140195edd548c8f0b9cbdbf626681cd422083854ed166
Manifestbc3b37ed1d53c8559614dec70f6f5af67c6bf321ef69ea45b8f80b5ef15d7c57

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
SignatureXRY2BZJmcfKBwCCFRkjtmUR3z0DtIsuqYghZR9syRQANta11O0Yry2o7910INScl162S14Ijgx9QS42wTyLFBw==
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

2026-09-17T11:01:17.286657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050283
observed 8b82201a6f2b478df2e140195edd548c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.271533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050283/manifest.json
observed bc3b37ed1d53c8559614dec70f6f5af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.256239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050283/publication.md
observed 0196b9be3e23fc3e1c365c085f7dae15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.238279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050283/publication.txt
observed 0b4f3cf3a4a29abe0d2389b77f5abd78...
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.