OpenTechnical

OT-2026-000045720

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000045720) never changes.

Identity and time

Publication numberOT-2026-000045720 · never reused
Internal UUID01a0ae7d-8f04-7b45-8ff5-2cfe526e48b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045720
StatusPUBLIC

Content hashes

Canonical text1369412fcbeeb16a0b81d0a0d23178a7c5e92f749e9d20b37ad7d788ff4eb369
Markdownee2725c2c830f50e63664ca01d02324e13220d1278f5c3b010beedc468380d02
PDF
Publication pageb8d2b073d088c9398a2bcb7b3280c0995d97fb9576f51d5874a5d18b92e2f720
Manifestcf2dd5e912dd49c19d1ff7f68720092431c1bb084bc996742b7f5f61f1e6fb2b

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
SignaturekQTGMvEJkvC+BBUUP58H0U0WTcmZzeHQ5HMQuQpIHt3fkC7MxNcrePITsJEsd2kTSwHfn62KSLknmE8+Zaj5DQ==
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

2026-09-17T11:09:31.997916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045720
observed b8d2b073d088c9398a2bcb7b3280c099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.980232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045720/manifest.json
observed cf2dd5e912dd49c19d1ff7f687200924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.961420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045720/publication.md
observed ee2725c2c830f50e63664ca01d02324e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.928369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045720/publication.txt
observed 1369412fcbeeb16a0b81d0a0d23178a7...
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.