OpenTechnical

OT-2026-000098442

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000098442) never changes.

Identity and time

Publication numberOT-2026-000098442 · never reused
Internal UUID01a0aea1-e965-799c-9c01-c4d59ec96f28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098442
StatusPUBLIC

Content hashes

Canonical text54a34dbca3a4dcd1a40c62dad8643128a18c6c3c62f501f9977debe2a34e06dd
Markdown1073342648fa92beb8c836a5c129f10a2e2300d21f8fca76afdeabd0c8a39c26
PDF
Publication page36e4957edd50e915fd855e4aaf4dbe906a9f5d99a0da9cf7322b192cdddc1924
Manifest568a5636e656d3bdee1cd2b7bb954887447430878ea146fe96d31bf6d619e98a

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
SignatureNuLuA/lciF/Jq/Yg+v+kwp2or9mb3Y0NOHZ70Dxnp5QqnhqLp3zpxe6Z9aTXmPZYv0amsCSi8+dxG0WO01VVDQ==
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

2026-09-17T09:32:17.964806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098442
observed 36e4957edd50e915fd855e4aaf4dbe90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.948914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098442/manifest.json
observed 568a5636e656d3bdee1cd2b7bb954887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.929591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098442/publication.md
observed 1073342648fa92beb8c836a5c129f10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.913268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098442/publication.txt
observed 54a34dbca3a4dcd1a40c62dad8643128...
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.