OpenTechnical

OT-2026-000041009

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off after 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-2026-000041009) never changes.

Identity and time

Publication numberOT-2026-000041009 · never reused
Internal UUID01a0ae79-b10d-73b3-b65b-b3ff48301682 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041009
StatusPUBLIC

Content hashes

Canonical textcbf52b21f2ba0fba872468a7f21d93ff2b17608a75071017af7969875cccd12b
Markdown8ad31f67b3b41a0662652e802b9e25381ef00a9ee014f79f8f232c02d2146cfb
PDF
Publication paged8749646359c2be9de067f8a6eed204663eb2b2e855a966d596959ddd146a86a
Manifest62a7741be67596a1309430f4cc25371810a407db71c6cc61f051ba9e3438919e

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
SignatureAWPXgXSjDKqIsJoTXIDhCaePRU04fIZybC9/PENTgKKEnecRZp50VEVU2qkKNay3p10oWUpm9ZOrVFPqPP3RDw==
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

2026-09-17T11:16:54.909496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041009
observed d8749646359c2be9de067f8a6eed2046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.894876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041009/manifest.json
observed 62a7741be67596a1309430f4cc253718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.878273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041009/publication.md
observed 8ad31f67b3b41a0662652e802b9e2538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.863506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041009/publication.txt
observed cbf52b21f2ba0fba872468a7f21d93ff...
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.