OpenTechnical

OT-2026-000051663

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000051663) never changes.

Identity and time

Publication numberOT-2026-000051663 · never reused
Internal UUID01a0ae83-7c82-7fdb-a540-adf1846797fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051663
StatusPUBLIC

Content hashes

Canonical text36f7c92d55c00383a9afac6a7b53043786f4311b97b8503dd10ac04d22ae3109
Markdown8308a90a5008ace61cd62f4c83132a629ae5f41934323caff6a45febdc240a2c
PDF
Publication page7676150d3217265ec75c1aac6cc2fee3a15a192c4e895c4167e249dbe93f5c53
Manifestf1417f4ff825fad3f27516790d54298fe3d598b48356b36dbf64a4d81f8ad178

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
Signature4fx+r3GdPD4/39Lfi/Ao8oP/Veem0vzrU7Ga1TCHeYAI831kkFQcjP/P69tywzDaAqxlTGpg/7SU93Hh/MrgBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:31.840178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051663
observed 7676150d3217265ec75c1aac6cc2fee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.821118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051663/manifest.json
observed f1417f4ff825fad3f27516790d54298f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.803016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051663/publication.md
observed 8308a90a5008ace61cd62f4c83132a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.784032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051663/publication.txt
observed 36f7c92d55c00383a9afac6a7b530437...
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.