OpenTechnical

OT-2026-000017696

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000017696) never changes.

Identity and time

Publication numberOT-2026-000017696 · never reused
Internal UUID01a0ae6e-96fa-7acd-be29-c7c5ce29d272 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017696
StatusPUBLIC

Content hashes

Canonical text32438c6af0c066a49cc872615e0d7c79831541006be35c39d8de4bfe13c21153
Markdownc70485201ad1233a6387aeb71bfb0d192b899046507856a6d5999a1e8417787a
PDF
Publication page3b856bfbfe6fd5a2a42a8f23549c11de92de83b402579dcba3dc9adc6ac8cffb
Manifesteb72ea9e49de5022d3623ed5dffe292dc8c82125be21a485f34e27de52efd9e1

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
SignatureopVZhKERPDXiYdktZ8nQHkIXNc7fLDP8CjhhWQeaoyXGywA6RYiP4cm+fBhS3koKrLcFggsojSQK7xSidpAAAg==
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

2026-09-17T12:01:38.634888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017696
observed 3b856bfbfe6fd5a2a42a8f23549c11de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.618145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017696/manifest.json
observed eb72ea9e49de5022d3623ed5dffe292d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.600045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017696/publication.md
observed c70485201ad1233a6387aeb71bfb0d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.581849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017696/publication.txt
observed 32438c6af0c066a49cc872615e0d7c79...
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.