OpenTechnical

OT-2026-000039237

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039237) never changes.

Identity and time

Publication numberOT-2026-000039237 · never reused
Internal UUID01a0ae78-9674-704e-9b40-f33d39093ea3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039237
StatusPUBLIC

Content hashes

Canonical textee2c1b941fd2d977e1138efc62dacaa5a460d875e87d1cddad03656682899556
Markdown194f269fc058b046b54faa831c2495b481b073d7ca1f3df0a12a863c7e4979cf
PDF
Publication page3732c1beeddf8e8aa3b89f1aaf7fad7639c29e0cbca6c36528703253a2bc9336
Manifestf7e8be673df813c1602250177eb90a67b68fb604983df49bd13f619189e9135a

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
Signature4DqoUz7xsGT9W6ye0v/6JT/OWq95npuMy0MVDITewUidmQ8o3tbfD6HpO07nKEKvh6uqJicVURuudaDk1vHCDQ==
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

2026-09-17T11:20:47.685102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039237
observed 3732c1beeddf8e8aa3b89f1aaf7fad76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.666645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039237/manifest.json
observed f7e8be673df813c1602250177eb90a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.649452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039237/publication.md
observed 194f269fc058b046b54faa831c2495b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.633179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039237/publication.txt
observed ee2c1b941fd2d977e1138efc62dacaa5...
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.