OpenTechnical

OT-2026-000038839

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000038839) never changes.

Identity and time

Publication numberOT-2026-000038839 · never reused
Internal UUID01a0ae78-769f-7065-a8cf-62f62377c2f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038839
StatusPUBLIC

Content hashes

Canonical text2fd22a784106b87907fee837e3921dc014d14d965944164778401328d2a951d1
Markdown889816812e8c76adfbf8824dd09cb4c667c8499c46e954a1e6c0c5ef71201fa7
PDF
Publication pagedf739dde4fa436a082177baf0b512e49429f1dea926880dbcc821ad17f74fb5d
Manifest49706d5f6e02f372f7a61e3de6b8178996fe064892b56e6e24628adc1e1bf3e6

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
SignatureUhylaDGOzLbjvWwhksCZNU/wURvo3/5Qx+Zx6lGbJoTZ0zkYi0CW5ZBvorBfl2slwA3f4MDalun9fqLbH75TBg==
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

2026-09-17T11:21:24.436069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038839
observed df739dde4fa436a082177baf0b512e49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:24.418834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038839/manifest.json
observed 49706d5f6e02f372f7a61e3de6b81789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:24.400141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038839/publication.md
observed 889816812e8c76adfbf8824dd09cb4c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:24.379524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038839/publication.txt
observed 2fd22a784106b87907fee837e3921dc0...
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.