OpenTechnical

OT-2026-000053280

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053280) never changes.

Identity and time

Publication numberOT-2026-000053280 · never reused
Internal UUID01a0ae85-0a15-72e4-8e76-0aaac1d992bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053280
StatusPUBLIC

Content hashes

Canonical text3d4942e3144bf7042200d908190f532e5a519529c2d7da570c61d8ffadf062dd
Markdown01eaa7c5c616b8893190e790a5517d9f0da03bc3f116730a008144936ac7c0b0
PDF
Publication page98ca49fbb0f6dc49b560e05d2eb1f6b61f9d4e2d0aa851f8200ac1db9ea51cdb
Manifestb2719c4b3a532a00a3dd59ec1b1df817a3288ee932f928500105337c0a75515e

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
Signature8YJYWkTbK7O/tpX2fVwd7ukiXJv+rYGUyxh9Dkehl6l2KP2fAC7X9irvSKEWlmjhz3kzpiST0ttE/HByoWYICQ==
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

2026-09-17T10:54:57.784849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053280
observed 98ca49fbb0f6dc49b560e05d2eb1f6b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:57.764901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053280/manifest.json
observed b2719c4b3a532a00a3dd59ec1b1df817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:57.726240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053280/publication.md
observed 01eaa7c5c616b8893190e790a5517d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:57.685277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053280/publication.txt
observed 3d4942e3144bf7042200d908190f532e...
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.