OpenTechnical

OT-2026-000035776

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000035776) never changes.

Identity and time

Publication numberOT-2026-000035776 · never reused
Internal UUID01a0ae76-b4c8-7837-ae39-83790a060ec2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035776
StatusPUBLIC

Content hashes

Canonical textccb7f8095655b748c4fa28b6e4bdb1719c0e824f189c025ad8c2ef4c7ce956a8
Markdownebe3c0028456f4d079293809adf9b1261ba7abc77bce8a879d5e687baff0030c
PDF
Publication page3d1164fe8b03961aad7735f64e24a1d2e789ff77f6b00e35970032a736b7aa17
Manifest6ea4773040a369462a67afaa81f7fecbb15dffaf6afa61c03c184842afec8fcf

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
Signature1++QKEzSYYcVr59Yg3tFlh/dqUyDci1o2HGcYggRorgmSyxBW5Dp7hYvNmT4qH9AG+9xAr4md/jDStzyeyCQBQ==
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

2026-09-17T11:27:28.642742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035776
observed 3d1164fe8b03961aad7735f64e24a1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.626366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035776/manifest.json
observed 6ea4773040a369462a67afaa81f7fecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.608225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035776/publication.md
observed ebe3c0028456f4d079293809adf9b126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.588930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035776/publication.txt
observed ccb7f8095655b748c4fa28b6e4bdb171...
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.