OpenTechnical

OT-2026-000098539

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000098539) never changes.

Identity and time

Publication numberOT-2026-000098539 · never reused
Internal UUID01a0aea1-e966-7a5c-852f-b73a5110e6e1 · 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-2026-000098539
StatusPUBLIC

Content hashes

Canonical text6f53d398cb991cfc9add4e86387bdbbd6e23eb9274593d6c7d82452141043764
Markdownf9351917d304d541782060c1ce6422e18d1cce3059703aca419f21d51a865bb2
PDF
Publication page560c9c42306d7eca1750a80a8d73c504a8f807f48deed4d490c09654941c3351
Manifestfab46841b507cd9f4c8311380013d3269d5cc99f1fa734d11384445f4add4eff

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
SignatureQhawtlXNYoa7kNqtOG09j+Y4NqH3K6s2lz17Lk/sTCI67OR1BZ96GLFKgdXMRhB1mk6rENXCw1ILu9I+9RrbDg==
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

2026-09-17T09:32:25.158223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098539
observed 560c9c42306d7eca1750a80a8d73c504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.138576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098539/manifest.json
observed fab46841b507cd9f4c8311380013d326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.119823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098539/publication.md
observed f9351917d304d541782060c1ce6422e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.100743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098539/publication.txt
observed 6f53d398cb991cfc9add4e86387bdbbd...
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.