OpenTechnical

OT-2026-000052573

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000052573) never changes.

Identity and time

Publication numberOT-2026-000052573 · never reused
Internal UUID01a0ae84-573b-777d-ad61-799016af0a48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052573
StatusPUBLIC

Content hashes

Canonical text0d29fb74d07d03a7b5fb450d99e0eca69b4677c7a8e6dd65f9f85f99619c6333
Markdown3e3d03189e98537f5dc8c4457db99208eb2ff761c29317107dc5f0a1567103d7
PDF
Publication pagef26b7a78fcc4b5482606146e205fa1148a337a7c6e9d3439310911e33e5fa36f
Manifest9c2326194c21c535e10c68447b1b191ebf8adaa34f2f25d7ef0733ff71fa8004

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
Signature8wj9F/6KZH0soWUybyu8e1vlTE3b+Y4fU9X4+v9kei8pHw9GZrbryLD4kfPnyZbAtCEHNZ1TrRCq9vqdbk/lCg==
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

2026-09-17T10:57:13.986835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052573
observed f26b7a78fcc4b5482606146e205fa114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:13.969914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052573/manifest.json
observed 9c2326194c21c535e10c68447b1b191e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:13.950313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052573/publication.md
observed 3e3d03189e98537f5dc8c4457db99208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:13.931052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052573/publication.txt
observed 0d29fb74d07d03a7b5fb450d99e0eca6...
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.