OpenTechnical

OT-2026-000095499

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000095499) never changes.

Identity and time

Publication numberOT-2026-000095499 · never reused
Internal UUID01a0ae9f-8f74-73b0-82ae-328faed18d44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095499
StatusPUBLIC

Content hashes

Canonical text3502819ac2e18b6e1916568b93a1ecba231da2ff6b85f92f39ca446461093151
Markdown90417383a5abc46866a4c9a5854a90eb3b3a0b89863654d7dc4be40175493c02
PDF
Publication page2cc7d337d64afc32a2a278a51bc2492d4b60e18fc7b21a956cf7abfbe40e2788
Manifestf03e5cb294e989ac406a220ee71e6c1031387f6e1f92125e5f0287e5367abab1

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
Signature/XaYLH+rjxBbu8mdJysp/9BE9C4Lu5ovl837SiCDMwjq6JU+x204jWLNO3MVlhuPrk6Qmi03EBjyFGqqLBupDw==
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

2026-09-17T09:36:54.235532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095499
observed 2cc7d337d64afc32a2a278a51bc2492d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.220115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095499/manifest.json
observed f03e5cb294e989ac406a220ee71e6c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.202795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095499/publication.md
observed 90417383a5abc46866a4c9a5854a90eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.183889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095499/publication.txt
observed 3502819ac2e18b6e1916568b93a1ecba...
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.