OpenTechnical

OT-2026-000044366

Publication integrity record

Foam pad vacuum gripper, pump 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-2026-000044366) never changes.

Identity and time

Publication numberOT-2026-000044366 · never reused
Internal UUID01a0ae7c-39d7-72c5-ad0e-f49db2e6a1fa · 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-2026-000044366
StatusPUBLIC

Content hashes

Canonical text8568ead9d6b617663628611e824c1bdbf99fdfc122069154aca181cfd73b9463
Markdown7417e3cc51cc5613aa334b9a75d5b96cc7fd56b001ba13c14463522021f61d3a
PDF
Publication pageb3316a0bc9b135cbc8ad9299e6049c07513304146b53c6e50b843052b1e4f11d
Manifest33214a5eac3c4c9de50e81c8e71a8e68dd251e682a7ff257f9539a77905ca94e

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
SignatureW4/CQNsLtIu6RsE2+tXmshBLn6V+jlo4Ves+3/5NFsbYtnsU3KmuZCbS9OajC8oQPaKndVT3byzRZ0ukdPufAA==
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

2026-09-17T08:30:30.086124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044366
observed b3316a0bc9b135cbc8ad9299e6049c07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.067399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044366/manifest.json
observed 33214a5eac3c4c9de50e81c8e71a8e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.047872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044366/publication.md
observed 7417e3cc51cc5613aa334b9a75d5b96c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.025547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044366/publication.txt
observed 8568ead9d6b617663628611e824c1bdb...
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.