OpenTechnical

OT-2026-000088071

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000088071) never changes.

Identity and time

Publication numberOT-2026-000088071 · never reused
Internal UUID01a0ae9b-1aa7-7a8c-8243-dca397d5ed1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088071
StatusPUBLIC

Content hashes

Canonical text7371d1bc93bf1b1c91bdea1735747b7cd18f48403c2ada687914e0b9955a30a4
Markdown34725fd47ca8a09f95fe5aec08d8f89943dd50a4bd87878701548230a9b3bbdf
PDF
Publication page7a65f551db976b9ff2f630e8913c01a7e3a74e57cb6ee02c65118c9eb42186f6
Manifest5def6f6f6e0209eb10aa7047787a0b8c3fd2f1ae17e71d46f4238a10f159473f

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
Signaturevb3QPaj5ZCz4IZSQ2srpsszAlPjJD8Rse3nvD53Vs70Ch2/DxrLJlirpNBnmWx97zjWDYrdt4jrOmy4mirqsBQ==
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

2026-09-17T09:50:04.183750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071
observed 7a65f551db976b9ff2f630e8913c01a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.164687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/manifest.json
observed 5def6f6f6e0209eb10aa7047787a0b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.144308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/publication.md
observed 34725fd47ca8a09f95fe5aec08d8f899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.125574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/publication.txt
observed 7371d1bc93bf1b1c91bdea1735747b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.351390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071
observed 7a65f551db976b9ff2f630e8913c01a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.330880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/manifest.json
observed 5def6f6f6e0209eb10aa7047787a0b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.311497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/publication.md
observed 34725fd47ca8a09f95fe5aec08d8f899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.290286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088071/publication.txt
observed 7371d1bc93bf1b1c91bdea1735747b7c...
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.