OpenTechnical

OT-2026-000043079

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000043079) never changes.

Identity and time

Publication numberOT-2026-000043079 · never reused
Internal UUID01a0ae7b-3278-7cf7-96b4-60495af1e7dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043079
StatusPUBLIC

Content hashes

Canonical text3c21d42c7b334b0550cb29bf2b7fa39e37d1c4fbba7d01c69864ba21540487df
Markdown1c6a6f21d7d193640db2f5d9f1bc5be97244981e9d7fb8bca7af5838d2444984
PDF
Publication pageedddb56388e21ab7a0e82728819d780b77664a1564ce0d9f3e3af58c8a0e9140
Manifest215e45c97e55b966d4006e2c308508fd6d563b0e9985e6ecdd4c0499f331045b

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
Signaturedp44hMb6af0eDan27VQvour3QbsO+P+wAG49ekYQ8XDO7/0FOpUL3JDSQCf/yoJqE5G9pwQnrLG0/OL/IjBXAg==
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

2026-09-17T11:13:29.722502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043079
observed edddb56388e21ab7a0e82728819d780b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.704228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043079/manifest.json
observed 215e45c97e55b966d4006e2c308508fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.685948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043079/publication.md
observed 1c6a6f21d7d193640db2f5d9f1bc5be9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.666905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043079/publication.txt
observed 3c21d42c7b334b0550cb29bf2b7fa39e...
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.