OpenTechnical

OT-2026-000027269

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000027269) never changes.

Identity and time

Publication numberOT-2026-000027269 · never reused
Internal UUID01a0ae72-6996-746e-9160-31362ab70520 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027269
StatusPUBLIC

Content hashes

Canonical textce0c20fe2128bf554c28439ae4200a51623a94e15e09d07c0e63a3b05d58bec5
Markdownea7d6f6f2e04f1663a06f7060a658ae952549c1f4059eabfd2fbbeeb77a444e8
PDF
Publication page416be23d59b627a726278f5d05ab630a8f97cc1645095618ec3e0d63fff93a15
Manifest193ab25f937e4d69822e672453bde68da8d9188adf5e0ddc2228517e7d96cbcb

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
SignatureA2X7tS+I8B7GZAe06ctpTvMm+ZwMTTZABKZXSs0DfHkLdlwJHCx92EvZUMpfxkiHkPmxjmJGsFjeUK+ubkEaBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:42:39.131013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027269
observed 416be23d59b627a726278f5d05ab630a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.110933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027269/manifest.json
observed 193ab25f937e4d69822e672453bde68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.092817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027269/publication.md
observed ea7d6f6f2e04f1663a06f7060a658ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:39.075005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027269/publication.txt
observed ce0c20fe2128bf554c28439ae4200a51...
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.