OpenTechnical

OT-2026-000095153

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000095153) never changes.

Identity and time

Publication numberOT-2026-000095153 · never reused
Internal UUID01a0ae9f-8f6e-76c6-bed1-5c8d9ea09a70 · 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-2026-000095153
StatusPUBLIC

Content hashes

Canonical textb517e28fc89754186ae7b287047caac45dac7aa53211070117c21aa81ee7d5d9
Markdown2fc6972a40a2868b0df0fd7ded7607d18e2b5aed87dfe7c35207f894fb3c49d1
PDF
Publication page067e7af7d8c9728ef2caee3732a8ab3a4c8d837ac44323b115f153689c4a290a
Manifestf8983d274dc790e3eb9ac48b0f3f6e3738f428647381dff00bdf99e0f400c5d5

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
SignatureCyIlxbb5MrN21OKrDrLuZFo6YxRdl23G3mBFCPErP6JtEQNDM71Xt4iRYALSnomHeTR1x4S53Y8rt8d5FD2mCw==
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

2026-09-17T09:36:27.269482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095153
observed 067e7af7d8c9728ef2caee3732a8ab3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.253208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095153/manifest.json
observed f8983d274dc790e3eb9ac48b0f3f6e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.235020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095153/publication.md
observed 2fc6972a40a2868b0df0fd7ded7607d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.217933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095153/publication.txt
observed b517e28fc89754186ae7b287047caac4...
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.