OpenTechnical

OT-2026-000060657

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000060657) never changes.

Identity and time

Publication numberOT-2026-000060657 · never reused
Internal UUID01a0ae8a-b7cd-7a93-9ca6-2c70c877765e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060657
StatusPUBLIC

Content hashes

Canonical text4008150f044891dc91380be07074627906effd86214c8c67a83475bb5bfa4121
Markdownd7927a5cae3f0dc6099309e4ff0e85006fc2e84d6caac202a224770e59b16ed8
PDF
Publication page4c5ca9f1b71eab6a50ae008bda92bce40a870c61cf8afeb7db54364d5638573a
Manifesta07ff2eda4227aece161e235edec908c98cd2ee2b1d3ffab2a8a17a5f0ae5198

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
SignatureYQpk+RPsZjQntc1vXpCUjEsYz4lyzV1yJwU3VwQOKfDSh3hcCj5i1Co0Z+acFbNKWoSfIx4JC5mNW0O/UNunDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:17.655684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060657
observed 4c5ca9f1b71eab6a50ae008bda92bce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.638678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060657/manifest.json
observed a07ff2eda4227aece161e235edec908c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.619852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060657/publication.md
observed d7927a5cae3f0dc6099309e4ff0e8500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.602489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060657/publication.txt
observed 4008150f044891dc91380be070746279...
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.