OpenTechnical

OT-2026-000029777

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000029777) never changes.

Identity and time

Publication numberOT-2026-000029777 · never reused
Internal UUID01a0ae73-5e24-7c7f-9030-a57559c932a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029777
StatusPUBLIC

Content hashes

Canonical text8fa79d0fe14da70ff5961bb208d3de61d00e2901b176148119dc7dabf15b2279
Markdown6b511889186b70eb3685c43adb00e5b32662a506e00b4c9da46e74e85373e4db
PDF
Publication page7a0bf134aeaf698622ade25a48665c798dc15bd9f6dd448e90bb367a478b2a7e
Manifestedcb96607bd8111d1a75fc04c19aea01ae8f373c437f616136d56d33d41f1aaa

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
SignatureEuf/YlHoohaWq9sCL9YeKD9hbI89p/iOBfSL5hLkhG3s9Lj+fsoFQzcD1EvfgSMP+ld0VfVmdo299Qz1SMmnCQ==
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

2026-09-17T11:39:32.576748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029777
observed 7a0bf134aeaf698622ade25a48665c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.559490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029777/manifest.json
observed edcb96607bd8111d1a75fc04c19aea01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.541270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029777/publication.md
observed 6b511889186b70eb3685c43adb00e5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:32.523461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029777/publication.txt
observed 8fa79d0fe14da70ff5961bb208d3de61...
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.