OpenTechnical

OT-2026-000057334

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057334) never changes.

Identity and time

Publication numberOT-2026-000057334 · never reused
Internal UUID01a0ae87-d5bc-732c-b6b0-fbd14835180b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057334
StatusPUBLIC

Content hashes

Canonical texte6940107a0dcc28da40d3d8c392901201c786fb004456ee062e9dc7e8beaacec
Markdown098b8bf9ab0ddbe22aaaa25f0f1eade55095d04221a8395bfd08d7a024d1fd4e
PDF
Publication page1d94d10f9e5bd50aeb9185930dd48f174e09193a967ff7476ba3bb55535f72c4
Manifest0f707753e113f7fb53d42af984483d00565b9b71099f1f25f28872e5fe179eec

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
SignatureWR9ul9DTS33xdyWcrn3KOJOcA7m2jY5n8PyESoRbZStH0DtfqfLovax/GOlOlCsG05OASJtLTAUPKsKgwES0DQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:27.240294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334
observed 1d94d10f9e5bd50aeb9185930dd48f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.218767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/manifest.json
observed 0f707753e113f7fb53d42af984483d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.202145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/publication.md
observed 098b8bf9ab0ddbe22aaaa25f0f1eade5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.183131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/publication.txt
observed e6940107a0dcc28da40d3d8c39290120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.476807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334
observed 1d94d10f9e5bd50aeb9185930dd48f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.459552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/manifest.json
observed 0f707753e113f7fb53d42af984483d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.441821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/publication.md
observed 098b8bf9ab0ddbe22aaaa25f0f1eade5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.425313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057334/publication.txt
observed e6940107a0dcc28da40d3d8c39290120...
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.