OpenTechnical

OT-2026-000084891

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000084891) never changes.

Identity and time

Publication numberOT-2026-000084891 · never reused
Internal UUID01a0ae99-43b4-7a4b-922d-3f51dae75543 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084891
StatusPUBLIC

Content hashes

Canonical text882c258fbbaca92d7e8ea3a99c9aab74f120591d7a20007271a383c2b2dabb75
Markdown635eb094258e97571c5085993c4f9a562cb2a96c6c7da266477c2b054cc0792c
PDF
Publication paged4b6c29ef9f733cfb7817100874790a921766a91567e04d0648ba7759968932e
Manifestd1da1317c77a352dba9f9153bfeb3251dad237b9c8e5eb39c430edb0a72e24cd

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
SignaturezxSIK1BrrUfUNNxLEP0CpUySkPGr50+thSFqxVdvSqi4llKw8PWLwLCKIdkK/Tx5yahKEZWNR8dIWA25Rb2IDA==
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

2026-09-17T09:54:51.961773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084891
observed d4b6c29ef9f733cfb7817100874790a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.942349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084891/manifest.json
observed d1da1317c77a352dba9f9153bfeb3251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.923588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084891/publication.md
observed 635eb094258e97571c5085993c4f9a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.904714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084891/publication.txt
observed 882c258fbbaca92d7e8ea3a99c9aab74...
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.