OpenTechnical

OT-2026-000049956

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000049956) never changes.

Identity and time

Publication numberOT-2026-000049956 · never reused
Internal UUID01a0ae81-fd77-7737-9b3e-da3367d6fab9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049956
StatusPUBLIC

Content hashes

Canonical text10630bb0609939ddad4745ca6ccc5675b670ef561c1d899d878371ed63e0a8cf
Markdown1ab1a99b1f7c14c521fdd1c262d381679b737b8418befa83402e7be2d8993cbc
PDF
Publication page790454ec8ca528899ae52a34b4277194676d3e61ec4539ebe6354cf7ec69825a
Manifest545f048944fcf7f72406a10233b9cd6c138bc3e588970dd7d61aadac1374309c

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
SignatureaO6nysxrUeksMg9al1dwBnmsEpRJxicfyo18hYUH2B9DWfIdxqBPxh3KZnd4KJOPpuDLZIutO14a/dInh5aOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:53.935286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049956
observed 790454ec8ca528899ae52a34b4277194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.915598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049956/manifest.json
observed 545f048944fcf7f72406a10233b9cd6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.895387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049956/publication.md
observed 1ab1a99b1f7c14c521fdd1c262d38167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.878213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049956/publication.txt
observed 10630bb0609939ddad4745ca6ccc5675...
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.