OpenTechnical

OT-2026-000043351

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000043351) never changes.

Identity and time

Publication numberOT-2026-000043351 · never reused
Internal UUID01a0ae7b-327e-7809-afc7-c0252337b748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043351
StatusPUBLIC

Content hashes

Canonical text7184beed613e6989efb84817fd9a8ab095bb253e981d9708a7e4d6e9bfb68d4f
Markdowne944cbd131af1efe554b07cc4f07b87b0cb786546144d5f9a14bcd3f2862aea0
PDF
Publication pagefcb82808fc03f68f7aeb3bff44c0ba9ce0acd3bf0893efeb0c301225d33a4e6b
Manifestb0f25ceac4159465e7b3162e4a3e2230d44bf19112e99f2255bb2271113b3670

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
SignaturektoR5KlqRI04v0baT4obfIZWUBHES6talAzms+/8jDLMJu2hFEl9C1hDy5BLMVejeWAVHp+TiUk4NVc4uG4ZBw==
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

2026-09-17T11:13:52.077494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043351
observed fcb82808fc03f68f7aeb3bff44c0ba9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.057712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043351/manifest.json
observed b0f25ceac4159465e7b3162e4a3e2230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.037428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043351/publication.md
observed e944cbd131af1efe554b07cc4f07b87b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.016609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043351/publication.txt
observed 7184beed613e6989efb84817fd9a8ab0...
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.