OpenTechnical

OT-2026-000046672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000046672) never changes.

Identity and time

Publication numberOT-2026-000046672 · never reused
Internal UUID01a0ae7e-57df-7dac-9222-49e05fc2c96b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046672
StatusPUBLIC

Content hashes

Canonical text707fdbaa013dbce881e8b1ce2388b1e1835568461b8a51fa01df6b356a849173
Markdown2ae00f0966a40213f68ca6d86a9c63b9c75bc320a07ca56c32d36dcf983bc49d
PDF
Publication page7c5572527111f5cf295b5ee5a67a06c73d670e2fd31fd0c0d6dd5087baf773ba
Manifest16a4201db5679e55ac3b8e3973fbde4e9b924a3c7ddb04a1a6b88d96b6cdaa47

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
SignatureX6/UvwNdbb4RbqEUMAEH1u+DTUqLQFE0pBwqf752uMUsC+ms36j2lSvdtN/ibee8tEfOiKbTI/jsfKhtkSNmBQ==
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

2026-09-17T11:08:46.228327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046672
observed 7c5572527111f5cf295b5ee5a67a06c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.210999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046672/manifest.json
observed 16a4201db5679e55ac3b8e3973fbde4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.192029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046672/publication.md
observed 2ae00f0966a40213f68ca6d86a9c63b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.173681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046672/publication.txt
observed 707fdbaa013dbce881e8b1ce2388b1e1...
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.