OpenTechnical

OT-2026-000012114

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000012114) never changes.

Identity and time

Publication numberOT-2026-000012114 · never reused
Internal UUID01a0ae6d-39f4-7ae8-a792-f47d6163664e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012114
StatusPUBLIC

Content hashes

Canonical text3e304d7ba9c35c5b964b3323ab3beb0573527ae7bb23921260ad14435dc38399
Markdownb9ee0265cf0517ee4154d5e97585f49f38b8601d0af938f8d3a16cdf48d14844
PDF
Publication page55307c0fed7cf09483b0fc3c1a6f68df300b5d0c25a8d031af0a32a298e83574
Manifesta4e5bcef7e1d4de289c7f47ae8c5dc28e82a924033865e72d290b52c51e3dca1

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
Signaturexvaju7qr7F15i4IH8OSS77mRJvRjxWOhnfmVJoDwf/qjxuQY6FGSNkFS1ByavHXKQAtjZC22DcJc5ciLQxMwAQ==
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

2026-09-17T12:10:59.666745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012114
observed 55307c0fed7cf09483b0fc3c1a6f68df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.647470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012114/manifest.json
observed a4e5bcef7e1d4de289c7f47ae8c5dc28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.628865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012114/publication.md
observed b9ee0265cf0517ee4154d5e97585f49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.609732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012114/publication.txt
observed 3e304d7ba9c35c5b964b3323ab3beb05...
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.