OpenTechnical

OT-2026-000046293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line 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-2026-000046293) never changes.

Identity and time

Publication numberOT-2026-000046293 · never reused
Internal UUID01a0ae7e-57cb-7bbc-9300-72891b539c21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046293
StatusPUBLIC

Content hashes

Canonical text287c42425f6cf603a897e73f3c77bf465f84b7f476d7baf5b9524e5271c2e34e
Markdown381f898e1ebfb13aaa40b4940d016d5b57da9a39027c0f339bff43e0729704b8
PDF
Publication page3f17f449e627e3a195290a15f6ee9a0b1521e63cc121557337d0cce728f164f1
Manifestf98bacd2659eb2735e89a18b3747b43b022657ff5662c8becda18fe5bdacdf51

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
SignatureE9liEpnHDXJwdWaUFDw15dv+rugzt61Jih8CpmATKXd6uE0WT+fjNsuacf0yk82R21/sB/wHgiCmtcfrSxo6Aw==
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

2026-09-17T11:08:15.662248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046293
observed 3f17f449e627e3a195290a15f6ee9a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.642539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046293/manifest.json
observed f98bacd2659eb2735e89a18b3747b43b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.622540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046293/publication.md
observed 381f898e1ebfb13aaa40b4940d016d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.603374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046293/publication.txt
observed 287c42425f6cf603a897e73f3c77bf46...
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.