OpenTechnical

OT-2026-000093160

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000093160) never changes.

Identity and time

Publication numberOT-2026-000093160 · never reused
Internal UUID01a0ae9e-0910-74b8-ab8f-9c1b42d92865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093160
StatusPUBLIC

Content hashes

Canonical text9d95576c62867b4892ecf4959b92a1de3467a6d3cda0d85cce57b0c8dca1b28a
Markdown90a65d2179f450540bae8751a71745c06a9c19c711ca08fa838087b409d23a43
PDF
Publication page49666109f73fcbeedc447cf13e235c6244a9981efb685a5a4665ec2ee87189fd
Manifestf8ed2ce29b13d5238419b2ae73860c715ad111fbc4a3f3c2e8782979ffe02e2d

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
SignatureqzhN07A2XABrNrqIVSsFBsIk+JVwtVF4Bjg1osC9kCGx2lJCwD05Hi1aWgtS2AjZH5pUBjeUVpB99v4GuT1ZCw==
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

2026-09-17T09:40:27.502766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093160
observed 49666109f73fcbeedc447cf13e235c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.483975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093160/manifest.json
observed f8ed2ce29b13d5238419b2ae73860c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.465365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093160/publication.md
observed 90a65d2179f450540bae8751a71745c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.448940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093160/publication.txt
observed 9d95576c62867b4892ecf4959b92a1de...
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.