OpenTechnical

OT-2026-000098389

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000098389) never changes.

Identity and time

Publication numberOT-2026-000098389 · never reused
Internal UUID01a0aea1-e965-7272-97f8-ab7d864b42c3 · 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-2026-000098389
StatusPUBLIC

Content hashes

Canonical text1813490fb5d3f98b323adedeb031d008017da12ec6aac84fe8f392abae90f9a4
Markdowna35668735ac33f145397036d98f270254beede248ee6fffb8ce6e015433db958
PDF
Publication page6adb7ad0ea9a1a6538b0682aa206533345ed817221d7b32a4083169d8e1bbccc
Manifest54828d578d05af61e76590e7f44571aaa8aee315926af0a0019ed61490fc02b5

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
SignatureKOmozcG1zZA2lTzY8sp01uv7V77y2bTu6vZLZXYIBsXk8bBtRoU/g3cV22wLINL6HfdE0G8+9E8On5sg4xV5CQ==
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

2026-09-17T09:32:07.777431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098389
observed 6adb7ad0ea9a1a6538b0682aa2065333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.759032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098389/manifest.json
observed 54828d578d05af61e76590e7f44571aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.742131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098389/publication.md
observed a35668735ac33f145397036d98f27025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.724183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098389/publication.txt
observed 1813490fb5d3f98b323adedeb031d008...
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.