OpenTechnical

OT-2026-000089147

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000089147) never changes.

Identity and time

Publication numberOT-2026-000089147 · never reused
Internal UUID01a0ae9b-db00-74a7-bb27-2db907a219dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089147
StatusPUBLIC

Content hashes

Canonical textba87242005ca31a60a6e9006e70eb2eac955be35373e7e2ae909670512bec93b
Markdownb36fbfcae1767fd173d06566a9ee36d84b9dd6589dd0097bb664e65f17f32725
PDF
Publication pageb04d53c8ff857e0be2e0b7119304e98183c88fa92d97ad6d5921186442b80105
Manifestc7f831f2feb53a46b5c97d98aaf9579fd417576b4d09accfc26825323dfe812b

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
SignatureKFX3kk5L82ZSatKbYdflt2s/66chUATWC3CMcg8xLi87wFVKNUtInxayVKmIo8mZT2ua384BsKAjOl+BRdPcBQ==
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

2026-09-17T09:47:04.189135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089147
observed b04d53c8ff857e0be2e0b7119304e981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:04.171775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089147/manifest.json
observed c7f831f2feb53a46b5c97d98aaf9579f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:04.154585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089147/publication.md
observed b36fbfcae1767fd173d06566a9ee36d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:04.136667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089147/publication.txt
observed ba87242005ca31a60a6e9006e70eb2ea...
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.