OpenTechnical

OT-2026-000029098

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000029098) never changes.

Identity and time

Publication numberOT-2026-000029098 · never reused
Internal UUID01a0ae73-2a9f-7bb2-85c5-9be91934d635 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029098
StatusPUBLIC

Content hashes

Canonical texta7ed18991f62f871cfb0142b78cdd566ced6b8a27d9505aa69d5b69ec6f736a4
Markdownaf849fd2608ab632a412f2ecf0dbcb9eddd3ef62fc89f4a462b44fe394d83626
PDF
Publication page6dc5267dc69590d8b3b0a85c2bedee1ace6751be4ca992aac48eef3e5d998785
Manifestc157cdc9134cdab4ed54e90e25932ae99650adb9b1b6dcc47aa20fec06f5fc0d

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
Signature7H2SGShJcoS0Z1w5FRv0Q8pZD0CtG7Uaddu6AzeOq3PM8yF5dnZZDV2hZeHf+TZFHXwF7QKTpPwj5hJmWQPLBA==
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

2026-09-17T08:20:50.510424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029098
observed 6dc5267dc69590d8b3b0a85c2bedee1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.482572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029098/manifest.json
observed c157cdc9134cdab4ed54e90e25932ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.459368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029098/publication.md
observed af849fd2608ab632a412f2ecf0dbcb9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.426028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029098/publication.txt
observed a7ed18991f62f871cfb0142b78cdd566...
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.