OpenTechnical

OT-2026-000057358

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000057358) never changes.

Identity and time

Publication numberOT-2026-000057358 · never reused
Internal UUID01a0ae87-d5bd-7356-a641-071cdb86c37e · 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-2026-000057358
StatusPUBLIC

Content hashes

Canonical text2d020a5f3b9d0bb64d02482ee8ae6b139599573ab22f556da03678e10dd5725a
Markdownd54e924fbf8b7fdc2dcb4b63383c5c3082d3bebfc9272a5fbcd37fc0408db926
PDF
Publication page2e1ff900d638c423cdee7b549f628c74df8112b4699419594b282061a5e2fcd8
Manifest7dc83edecd8b88278c0cc4c360f3265da2cac91bf7b4b72f8c14e1e4b50dab81

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
SignaturecdsXTWnFegXnmMFWEn1lHLVKw+JUE2jAdT4Cl2BTcFpO7Hb0FTncRslV6PNHml712LcmFl3gP8wvngLwBPa7Cg==
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

2026-09-17T10:50:28.338997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358
observed 2e1ff900d638c423cdee7b549f628c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.319620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/manifest.json
observed 7dc83edecd8b88278c0cc4c360f3265d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.301634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/publication.md
observed d54e924fbf8b7fdc2dcb4b63383c5c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.282155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/publication.txt
observed 2d020a5f3b9d0bb64d02482ee8ae6b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.523892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358
observed 2e1ff900d638c423cdee7b549f628c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.506285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/manifest.json
observed 7dc83edecd8b88278c0cc4c360f3265d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.489852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/publication.md
observed d54e924fbf8b7fdc2dcb4b63383c5c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.471426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057358/publication.txt
observed 2d020a5f3b9d0bb64d02482ee8ae6b13...
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.