OpenTechnical

OT-2026-000010308

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000010308) never changes.

Identity and time

Publication numberOT-2026-000010308 · never reused
Internal UUID01a0ae6b-cb7b-7d05-92e7-def1d305fbeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010308
StatusPUBLIC

Content hashes

Canonical textaf4c30625b187376970ff6938914338c34e6099c8db2c2cfd842a98982718766
Markdown521d272c59e872e2c16aeb04d408e63a631780d9932721696efa87651b180859
PDF
Publication page2d45d778ceddfa1eaf02b35acbba1ebfff473da0cb8d1ae1bdc57dd2e9821c85
Manifestfa6488817dd8b8feb09f4c3d7d851456ca149c45d508c91ec5712921421fd542

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
Signature1KarBaiye1a1AoLYFN7q/+zxkRdDDqZTzlT/BYRcoS0A+93kzpRkTDkxJTTQz4SHuv3kIR2zeLh+YYm4BYCnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:32.527600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010308
observed 2d45d778ceddfa1eaf02b35acbba1ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.509297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010308/manifest.json
observed fa6488817dd8b8feb09f4c3d7d851456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.490287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010308/publication.md
observed 521d272c59e872e2c16aeb04d408e63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.470042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010308/publication.txt
observed af4c30625b187376970ff6938914338c...
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.