OpenTechnical

OT-2026-000098570

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000098570) never changes.

Identity and time

Publication numberOT-2026-000098570 · never reused
Internal UUID01a0aea2-42ac-7870-bdc1-2a6ec2dddb0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098570
StatusPUBLIC

Content hashes

Canonical text6a39a3b1338ca6cb772be29ccffd08ccb41aa38b200d8ceb790d23bac24a7f03
Markdown68ddda5e01a1f66040e62ea76f7a5a84599587d22440b3cfb3bc061127705597
PDF
Publication page879f7aa9f8a0ee12c07f246c1e8e010a368c92a3bcd57896044d7df62a34213e
Manifestd7b2c90742bba3c230c5d021bbf38c55687a9e11091fbd2909157f792f715158

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
SignatureEp1TDIxshnzjg5A9EgZl015Cxi9/ixstLPowoaxh5/DTttXqnt2cWV6x0QyQcIXHEO+h6RZ613Ruj9laKSd6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:49.979749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098570
observed 879f7aa9f8a0ee12c07f246c1e8e010a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.963030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098570/manifest.json
observed d7b2c90742bba3c230c5d021bbf38c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.945010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098570/publication.md
observed 68ddda5e01a1f66040e62ea76f7a5a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.927195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098570/publication.txt
observed 6a39a3b1338ca6cb772be29ccffd08cc...
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.