OpenTechnical

OT-2026-000065552

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000065552) never changes.

Identity and time

Publication numberOT-2026-000065552 · never reused
Internal UUID01a0ae8e-46f9-769b-bbee-0bc7dcb97d66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065552
StatusPUBLIC

Content hashes

Canonical text7e5c707ad74e998341375afd9a782955bf07ab784e975635dd39d6d08dd931b8
Markdown91bb69e608e1551947edaa633ad811945169bee826fca2ec7aae8fdd77bc069a
PDF
Publication page6f6a60da66b86834eb29f07e6ebc7c4ab95d92d8cc51dabec9893cb521632073
Manifest0d1cbf6adb969b5725ae7ca9e95db33f2732b0c9092ebd17e49e12b3c0b1d838

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
Signature0nUztglVmWXEfSGey6VYSJYfmklJWV1f7yjUT+12tCLVtNULTj+mB53cGd1XtaBpuvJlXnP8AyuB8g/+HC/nBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:51.414461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065552
observed 6f6a60da66b86834eb29f07e6ebc7c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.393133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065552/manifest.json
observed 0d1cbf6adb969b5725ae7ca9e95db33f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.374978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065552/publication.md
observed 91bb69e608e1551947edaa633ad81194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.359007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065552/publication.txt
observed 7e5c707ad74e998341375afd9a782955...
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.