OpenTechnical

OT-2026-000036168

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000036168) never changes.

Identity and time

Publication numberOT-2026-000036168 · never reused
Internal UUID01a0ae77-01ce-7485-b70d-4b9d57a4a164 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036168
StatusPUBLIC

Content hashes

Canonical text433041f2d5acd9672da10849a0a2a794c0ffbdbcc36f012e68d5683a0e454fc8
Markdownd954bc067ec4935da05df43bc2efe4ded0411b0dcdccc07732377da3595370bf
PDF
Publication page938689caa1d8e4a4ac217f9b40ca65ede7345416e5300de4f678b48194e4bd7d
Manifeste1e2ff0c850d9a06a5ab3d7fa884abca5b5d0ac3220b9027782477d8a23f7c22

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
Signature/lYSG9RYywf+VOGQdl3XIQ7vGWthiaXTsnBCqOI4SWh+Pi9bde+yAV9avTv6dMziERBfTGvk7g6A3i4EGLo4DQ==
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

2026-09-17T11:26:23.785807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036168
observed 938689caa1d8e4a4ac217f9b40ca65ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.769022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036168/manifest.json
observed e1e2ff0c850d9a06a5ab3d7fa884abca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.751357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036168/publication.md
observed d954bc067ec4935da05df43bc2efe4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.733047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036168/publication.txt
observed 433041f2d5acd9672da10849a0a2a794...
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.