OpenTechnical

OT-2026-000040156

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000040156) never changes.

Identity and time

Publication numberOT-2026-000040156 · never reused
Internal UUID01a0ae79-26ff-7150-80af-89ee2c01a8b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040156
StatusPUBLIC

Content hashes

Canonical textfa4199d86ab43c302eb1e274359db21cb0d097ca3f76bf0d3e92a95f6221f1ad
Markdown93b09c628da9067f4e346db2bdd478a2f753d48955a82b894e193dba264ecbd4
PDF
Publication page61febfd2026d8708006964c0b6251c8002ee7e8a05db509ca7fb043dbf6854d8
Manifest67a30f5732b6555ad19274e32e17f95c73b4797b86c2f9db435615eb7d8bf115

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
SignatureVg4FN61hm7dBILAw1BGLstJGHNmXxx4yqW37egc69e1t1DzoTRZrZ+t2gtSy0RtDm2lw0RkS3fC9Oc1DGbbiDA==
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

2026-09-17T11:19:01.838584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040156
observed 61febfd2026d8708006964c0b6251c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.821947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040156/manifest.json
observed 67a30f5732b6555ad19274e32e17f95c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.805550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040156/publication.md
observed 93b09c628da9067f4e346db2bdd478a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.790347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040156/publication.txt
observed fa4199d86ab43c302eb1e274359db21c...
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.