OpenTechnical

OT-2026-000056585

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000056585) never changes.

Identity and time

Publication numberOT-2026-000056585 · never reused
Internal UUID01a0ae87-7af5-74f2-acc5-3ffeb71322df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056585
StatusPUBLIC

Content hashes

Canonical text32b389cc83d256458138437a05579bfbf058e6cc476a28d510bb74c4e522ee75
Markdown08fc08fb1449ec4a85977bcd41e1f04520490c6495328da90a9ebbe58dc39b19
PDF
Publication pagecf35582a3e79d00c13c4a5c286551aaeac230073593744a2bfdb07823aeb1499
Manifestaeb0dafd43660d87827d0cd45265064cf5ea75e4a616a708b5ffc75e955f8ebe

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
SignaturermXV6Nps0qZcYXdvN8E1G/5RbrxS1uPHeXMPAMgxCr88Bk7eWHkKmzUKfV2jgBjE0Z3RYTaWyGZFGd4vLNdoCw==
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

2026-09-17T10:49:55.803697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056585
observed cf35582a3e79d00c13c4a5c286551aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:55.784863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056585/manifest.json
observed aeb0dafd43660d87827d0cd45265064c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:55.765653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056585/publication.md
observed 08fc08fb1449ec4a85977bcd41e1f045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:55.746274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056585/publication.txt
observed 32b389cc83d256458138437a05579bfb...
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.