OpenTechnical

OT-2026-000048086

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000048086) never changes.

Identity and time

Publication numberOT-2026-000048086 · never reused
Internal UUID01a0ae7f-c423-7ddc-8831-dc7ef1808029 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048086
StatusPUBLIC

Content hashes

Canonical text0861cf1ab387c59740ac6b0ae98e130c2cd106da82cb49e698c1e10a420c21c2
Markdowndbc2dfc154941e54d3578f49d30d81f5424bf1cdde0df8f7ea4756be87aa5ea1
PDF
Publication pagee46bb99eb9c4cd2b4f1b62f99d7304dfdf08de13a67f2733fda4bc78209f36f5
Manifest8882947cbfd8486e8dfa090e2cb29b05a46152ca3154167248890f8500609d20

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
Signatureq72sEYfVDUUkMhdDymp/DDFkoVVhWQwM/HiAkpvc0JigORDQ7amt4WhjqTd83DInPcnCZRa/8IzQ70WT7gSeBg==
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

2026-09-17T11:06:06.365320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048086
observed e46bb99eb9c4cd2b4f1b62f99d7304df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.348709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048086/manifest.json
observed 8882947cbfd8486e8dfa090e2cb29b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.330118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048086/publication.md
observed dbc2dfc154941e54d3578f49d30d81f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.312494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048086/publication.txt
observed 0861cf1ab387c59740ac6b0ae98e130c...
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.