OpenTechnical

OT-2026-000023064

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000023064) never changes.

Identity and time

Publication numberOT-2026-000023064 · never reused
Internal UUID01a0ae70-46ec-7bca-9745-8906ba73172e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023064
StatusPUBLIC

Content hashes

Canonical textdd2a05e092b95b841332d61426170ba71bc27bf7c60622d4790bfad4c6947eb6
Markdown6b5e7ae55ecb2478c2a7d1aace3a05a3a7af86775b7988f8ed291c8b0bb5a0f5
PDF
Publication pageacca399f20ad91c8c06ac15572c0eeaf15a52aeb789fc0c921bee86bc11e53e7
Manifesta019fed7038dc47378480e98f73d911d06a8498e0b7cfee2348832de686140dd

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
SignatureUcPYW/nHhVFmCJIPmX6Cv4S9b86hDamJ1aFjPWDE79iOZm5+m8NEbVB5qrjN7fxbiPTxoBEOQk/GLmev9pLNDQ==
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

2026-09-17T11:52:41.178053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023064
observed acca399f20ad91c8c06ac15572c0eeaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.157646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023064/manifest.json
observed a019fed7038dc47378480e98f73d911d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.133286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023064/publication.md
observed 6b5e7ae55ecb2478c2a7d1aace3a05a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.416301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023064/publication.txt
observed dd2a05e092b95b841332d61426170ba7...
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.