OpenTechnical

OT-2026-000057390

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000057390) never changes.

Identity and time

Publication numberOT-2026-000057390 · never reused
Internal UUID01a0ae87-d5bd-7b0b-b6c5-d69cdcd4681b · 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-2026-000057390
StatusPUBLIC

Content hashes

Canonical texta85e07b0c45948ce59b95f97a4fb878863adf2f5b0911d97097ebfe4e00e41ad
Markdown74ef99c468232df6229c3e141711e06a407f61ce299d9be99819776e407628fc
PDF
Publication paged5d36d94fd67d9e2f7abcb63b52da7bbfadb6bd3ffcc3f863367bef22428cc81
Manifest6a94e7c0fa2fb3953bd1e89c87fef4c06ac217fe47c1384d92a00e0e1e9622ef

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
SignatureEX6LlkbJMUpaHPJaahDKwc40Pj06lrY98gcN1PBmqW+UbHSsxvbahKyvdWBzFC2kZ5BludXI3m8kf+gAJp3iCg==
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

2026-09-17T10:50:31.400768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390
observed d5d36d94fd67d9e2f7abcb63b52da7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.381726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/manifest.json
observed 6a94e7c0fa2fb3953bd1e89c87fef4c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.357255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/publication.md
observed 74ef99c468232df6229c3e141711e06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.336148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/publication.txt
observed a85e07b0c45948ce59b95f97a4fb8788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.470449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390
observed d5d36d94fd67d9e2f7abcb63b52da7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.452584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/manifest.json
observed 6a94e7c0fa2fb3953bd1e89c87fef4c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.435901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/publication.md
observed 74ef99c468232df6229c3e141711e06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.420078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057390/publication.txt
observed a85e07b0c45948ce59b95f97a4fb8788...
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.