OpenTechnical

OT-2026-000039449

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039449) never changes.

Identity and time

Publication numberOT-2026-000039449 · never reused
Internal UUID01a0ae78-9675-7dae-a941-d2017760f416 · 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-2026-000039449
StatusPUBLIC

Content hashes

Canonical textd9041493282de5aa730ae80281885379d4ed889fbed2905721d6e7c626d7a37c
Markdownb8b06b389c9c053f1178de1d84e1d74a7b695df3b874db27af7c57d54f8f895c
PDF
Publication pagebecf80926cbad2cfe13c1893901563b12611f90cb125354ccbccdc5525fb0a9a
Manifest73286a90f76a646fdbff0ca10764731293429bcc727181346a685f3c44fecf53

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
Signature3yZEGUuzSCnwxRxC1l7cUSD0hLPrr1HlPjG9fspPvW3BgL1mqkDCv3VTsfvKeW1bkwfvIdh/3KmHIJr0dRdsDQ==
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

2026-09-17T11:21:04.190055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039449
observed becf80926cbad2cfe13c1893901563b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.173632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039449/manifest.json
observed 73286a90f76a646fdbff0ca107647312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.156773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039449/publication.md
observed b8b06b389c9c053f1178de1d84e1d74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.138746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039449/publication.txt
observed d9041493282de5aa730ae80281885379...
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.