OpenTechnical

OT-2026-000103061

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103061) never changes.

Identity and time

Publication numberOT-2026-000103061 · never reused
Internal UUID01a0aea4-be3d-7b48-b0d0-6f4ddd19023c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103061
StatusPUBLIC

Content hashes

Canonical text10fbe1d9bb5f9340cc8d11bf49d4c16ac928f51493ed64c918a0ca82ae59b67c
Markdown0413097d1844873ef4be816dff50de12923e53e40b63c5045457f1e8b5af1569
PDF
Publication page7aad98a0766b64d89a3377c8a445430f81f314b1c732cc872b0471cea7d4b4cb
Manifest738d54e56766bfd2c4e34e58b8a6310d444d04d6ae436bc32d60a40bc81d1fa2

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
SignaturemrCJrKVN3GYd5OhsodOzvhXteMgUf8tn3dee8ExNQtjbdGOXTSHBZCM9p5ZNQfNXAjH/Pk1jZH4F91t7eSNhDw==
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

2026-09-17T09:23:11.198975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103061
observed 7aad98a0766b64d89a3377c8a445430f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.180868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103061/manifest.json
observed 738d54e56766bfd2c4e34e58b8a6310d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.163346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103061/publication.md
observed 0413097d1844873ef4be816dff50de12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.146663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103061/publication.txt
observed 10fbe1d9bb5f9340cc8d11bf49d4c16a...
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.