OpenTechnical

OT-2026-000094205

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold 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-2026-000094205) never changes.

Identity and time

Publication numberOT-2026-000094205 · never reused
Internal UUID01a0ae9e-92cc-78a9-86fc-3d94e9150ec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094205
StatusPUBLIC

Content hashes

Canonical text9ca8c43fb27e510ef773d1d06feb678979188dc80987d0112440ed13cb4afc19
Markdown12b01769c35b9d9b0c89786f6e98b073400370339668536439878e4ce6fffafb
PDF
Publication pageb0431248828d8577e5b68b2cfc6f59e54475004a75ae89f5212e3a30bb02069f
Manifest560ec7b892a708d67f10438938895b7fa582c6c58213c5b5d1d333fcf1253ba1

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
SignatureL/FuA1tiu72vcQH0dHH/jLUu9ulE372NTv7Nnk3vJGM2D8xjAkCO0osbt9aGrrIQuQQimDXBPhQsE3tldtsKAg==
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

2026-09-17T09:38:40.602402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094205
observed b0431248828d8577e5b68b2cfc6f59e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.584062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094205/manifest.json
observed 560ec7b892a708d67f10438938895b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.566345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094205/publication.md
observed 12b01769c35b9d9b0c89786f6e98b073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.548511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094205/publication.txt
observed 9ca8c43fb27e510ef773d1d06feb6789...
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.