OpenTechnical

OT-2026-000057523

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000057523) never changes.

Identity and time

Publication numberOT-2026-000057523 · never reused
Internal UUID01a0ae88-2693-7728-b843-e8eb2a9d2499 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057523
StatusPUBLIC

Content hashes

Canonical text3404e1987eb69c0bc3ccca3018ade50cac75d2e13787257f98c7a0bc9180324f
Markdown49b7041ff0071efdaf7ed20dba69ae0e3273f8c0bcb7f883de6c7a6383f6e62c
PDF
Publication pagedca1979eab59d15a44c98dad505a34de2aa4e5b239240ef06c3c0138d9fb650a
Manifest8ae2ca9aec492800584baa0db09435cd675ca816eb672e98b724c030e099ea75

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
SignatureplptGaoY5Iyvxgnlg27uDfIumScEhNwp3fglOFPgexc8K/4cx2C/yVADOe3CWvqYKxXEhXOiRnkHbHZDW7ZKDw==
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

2026-09-17T10:48:03.364553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057523
observed dca1979eab59d15a44c98dad505a34de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:03.347578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057523/manifest.json
observed 8ae2ca9aec492800584baa0db09435cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:03.330668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057523/publication.md
observed 49b7041ff0071efdaf7ed20dba69ae0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:03.311628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057523/publication.txt
observed 3404e1987eb69c0bc3ccca3018ade50c...
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.