OpenTechnical

OT-2026-000057298

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000057298) never changes.

Identity and time

Publication numberOT-2026-000057298 · never reused
Internal UUID01a0ae87-d5bc-7892-815e-2700200fbe1c · 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-2026-000057298
StatusPUBLIC

Content hashes

Canonical text4fbc6087eaf3ffd8778bd715e9c66df43194dc76960bd2d6b627fb10f6775529
Markdown2f0db48be68f9f6b056f71699f50a175481fb9b73a178643ad1b2f589b06ac78
PDF
Publication page0657a72dca0815262b02ca94fb00d8fcc22940efc32c635770cc0e03d1e0d713
Manifestd027da23df05985235b5a33402ca2ff2f3e70aa94b232ae04481d5904c60c0e0

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
SignaturegRixfz7bJI+Q2HqdO/R6EXwSF2BUVy0nu2sugAx0Snazu4NZRdUpNMCrkFpAC9LbAJH5sIybAnujfzFeEqjbAg==
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

2026-09-17T10:50:24.093470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298
observed 0657a72dca0815262b02ca94fb00d8fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.071366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/manifest.json
observed d027da23df05985235b5a33402ca2ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.054263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/publication.md
observed 2f0db48be68f9f6b056f71699f50a175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.035095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/publication.txt
observed 4fbc6087eaf3ffd8778bd715e9c66df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.423329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298
observed 0657a72dca0815262b02ca94fb00d8fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.405573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/manifest.json
observed d027da23df05985235b5a33402ca2ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.386095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/publication.md
observed 2f0db48be68f9f6b056f71699f50a175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.368692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057298/publication.txt
observed 4fbc6087eaf3ffd8778bd715e9c66df4...
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.