OpenTechnical

OT-2026-000057333

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000057333) never changes.

Identity and time

Publication numberOT-2026-000057333 · never reused
Internal UUID01a0ae87-d5bc-7895-9f9d-0fb588a3f4a1 · 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-2026-000057333
StatusPUBLIC

Content hashes

Canonical text2e355897a3b516afe227726b799b0b5f6f454d99edbf709c01402126152be255
Markdownb77390f465362d8ed2a3bdfef9cfdaa69f9a7abf3a07213de12ed707423b6687
PDF
Publication page1920c1ed3e8405fc993d3ca8d94e874ead54bd6dbfd086e22d9f24fd32e78723
Manifestbf18ae4f8563e9d83a77a43881c18111a556f3efeb2c1277772cb5a3a4178f7d

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
Signature+ekYd3ZTPA6rQwMPPA/dsY6KQ3NsEiSO7sCC4HavmBf9PB94BignGWQiZRafe0+hrzkhmXB5YA7666bdL276AQ==
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

2026-09-17T10:50:27.161314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333
observed 1920c1ed3e8405fc993d3ca8d94e874e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.142092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/manifest.json
observed bf18ae4f8563e9d83a77a43881c18111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.116711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/publication.md
observed b77390f465362d8ed2a3bdfef9cfdaa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.095984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/publication.txt
observed 2e355897a3b516afe227726b799b0b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.406423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333
observed 1920c1ed3e8405fc993d3ca8d94e874e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.388665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/manifest.json
observed bf18ae4f8563e9d83a77a43881c18111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.370405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/publication.md
observed b77390f465362d8ed2a3bdfef9cfdaa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.354177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057333/publication.txt
observed 2e355897a3b516afe227726b799b0b5f...
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.