OpenTechnical

OT-2026-000069904

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000069904) never changes.

Identity and time

Publication numberOT-2026-000069904 · never reused
Internal UUID01a0ae91-1860-7ecf-98a8-a307b1e9e4bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069904
StatusPUBLIC

Content hashes

Canonical text682a38aaed1262a7086a61c081a3c83c7395c6da1589d63897d28e4ca0486d11
Markdown873dd8a2d34f979f4ef2eab79992384ae8151bdcbee39ef0e3072b1950ba1cd5
PDF
Publication page6f40abeb96585f7e8375b829a210b4671b64afe24817fb5d0d87417573680050
Manifest1260f43072f13dc72ead506a847971e51dd8dd5795dce0463690782d0a72a036

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
SignatureAxdX81AFgGkMSOIS/7ya1LNjfHDSEvFqlD4wEgE2gBjUdmRm+hdgaDSxxV74sx3ghd1CC5XcReCmFZ2Y1ctNCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:44.410995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069904
observed 6f40abeb96585f7e8375b829a210b467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.391149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069904/manifest.json
observed 1260f43072f13dc72ead506a847971e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.374197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069904/publication.md
observed 873dd8a2d34f979f4ef2eab79992384a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.356708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069904/publication.txt
observed 682a38aaed1262a7086a61c081a3c83c...
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.