OpenTechnical

OT-2026-000005599

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, pump fed, contact triggered

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-2026-000005599) never changes.

Identity and time

Publication numberOT-2026-000005599 · never reused
Internal UUID01a0a93e-90b5-74bf-bcaa-73a29a5f727d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:04.920414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005599
StatusPUBLIC

Content hashes

Canonical text82679825fd09257f8d1fa99c1f50cee98475e73905e1d1403e011b5c256728fb
Markdown25c99c3fc29db5fe1a27b5425469f47cb67b396e9334e5bc11c48cc9afba2165
PDF
Publication page7c816ed67af814fdac94342deb7c6dcff4090e212fedb35a26dadf9aa98d79f9
Manifestd5fee6ca5dbfa4fdc4525b258b78819a02b4d2dbf373da0456d1cbddcbf425ae

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
SignaturetQAC55cxe6YEZ88i4fwcQnRSQHBccPtdv6rr/ybLRlT71Yy90bPjnOWOif5yDjMehXVi8K+s6agOZqFkdIADAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:22.233382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005599
observed 7c816ed67af814fdac94342deb7c6dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.219488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005599/manifest.json
observed d5fee6ca5dbfa4fdc4525b258b78819a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.204576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005599/publication.md
observed 25c99c3fc29db5fe1a27b5425469f47c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.190613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005599/publication.txt
observed 82679825fd09257f8d1fa99c1f50cee9...
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.