OpenTechnical

OT-2026-000091302

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091302) never changes.

Identity and time

Publication numberOT-2026-000091302 · never reused
Internal UUID01a0ae9c-f16c-78b7-b0ae-fa3dc72db857 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091302
StatusPUBLIC

Content hashes

Canonical textc0da2b62e786275cd58614d76a5706ddafe80a2f9b66c3a85d2ece97a0ad7c59
Markdown7b54e176b2389224cba3708ceddf02fc7686fce9e3fadf8c333b9579cc8b4cf0
PDF
Publication pagefe1469dd4c0ac6b93db4de78c49df29fed5d7c266648187e88fc0c36f4d695a8
Manifest8d41f4e58131d46efecb7d4d233cb90fc165531181b11d108c256ae8b3c5451f

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
SignatureaRXgJtelhzy20jU6awKzeTxSeYs9LllfohV1Ss1uFkcbLaBZlW+9YfecV+Fl1gE7619jSYzE65b4n6hVum1HDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:29.999462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091302
observed fe1469dd4c0ac6b93db4de78c49df29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:29.984274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091302/manifest.json
observed 8d41f4e58131d46efecb7d4d233cb90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:29.967204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091302/publication.md
observed 7b54e176b2389224cba3708ceddf02fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:29.948531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091302/publication.txt
observed c0da2b62e786275cd58614d76a5706dd...
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.