OpenTechnical

OT-2026-000044489

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044489) never changes.

Identity and time

Publication numberOT-2026-000044489 · never reused
Internal UUID01a0ae7c-39d8-7a08-bb28-92181ae9b3a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044489
StatusPUBLIC

Content hashes

Canonical text1b22953b17bc82dff3300469862158f76519a4727932806810d7ad68a0511cb6
Markdown532815ccd57cdec4e297199e2e26d0122a9046ae43959eec2948c443f7c06311
PDF
Publication page66e2d41dc91ff9604a78ae8be511d2fd874da431404b8f8c1e6509a449ceab10
Manifestd26fb887469ecb6f090dc62977cc5677e6841085b74ac1f997dd73253e574ba4

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
Signature/tY94TGJ6ajTcHySClwsSe7Q3T8xYd8VybVjWMiYI1xlml+i79xow+470ndNUNB03TRnCkxCPK4uUKnTcVvWAw==
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

2026-09-17T08:30:56.467553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044489
observed 66e2d41dc91ff9604a78ae8be511d2fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.322916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044489/manifest.json
observed d26fb887469ecb6f090dc62977cc5677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.306998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044489/publication.md
observed 532815ccd57cdec4e297199e2e26d012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.292148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044489/publication.txt
observed 1b22953b17bc82dff3300469862158f7...
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.