OpenTechnical

OT-2026-000095159

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000095159) never changes.

Identity and time

Publication numberOT-2026-000095159 · never reused
Internal UUID01a0ae9f-8f6e-761c-97e0-6d4bd641fa04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095159
StatusPUBLIC

Content hashes

Canonical text723f8f98c200c34c0ae781fc796d7a8a8f78eeb8da9f6656b1c78e862a742a92
Markdown4a1425f16c1187afda6d0eea75d066af571b80e56aeb0506fe2afb0bf66010b7
PDF
Publication page8732eba428e84328298e7861eaaa85492793b6bd0d457894e5284eab20c9fba1
Manifesta1278ae044abe49855dc725ed9db2eef6932e2f23713ef89bf1d06efdd69dcc0

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
SignatureyMpDjPCCDXajbvxVsMYMNASyJ50D40ikAgXWDnaWhKM0+X1bHxxy27HUbXIyePjw25I+T+z/D2f25+Mj1nuHAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:27.653600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095159
observed 8732eba428e84328298e7861eaaa8549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.635026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095159/manifest.json
observed a1278ae044abe49855dc725ed9db2eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.615755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095159/publication.md
observed 4a1425f16c1187afda6d0eea75d066af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.598431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095159/publication.txt
observed 723f8f98c200c34c0ae781fc796d7a8a...
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.