OpenTechnical

OT-2026-000044942

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044942) never changes.

Identity and time

Publication numberOT-2026-000044942 · never reused
Internal UUID01a0ae7c-911c-78ed-aa06-bf68659cbee7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044942
StatusPUBLIC

Content hashes

Canonical textf8de165abac983ab696b8f78da069d466b91cf0b121170ddb7d14b5342ef39b1
Markdownfe50b5f2591e32ac871ffd068e8a3f13b1dfd415facebaaff8d8810337e019ac
PDF
Publication page011c1d4ba19abae66729b31d79a522d9347feeb9152db51e6569bb2c95735b45
Manifestf01815f9c102560e7857cf1a5c80a479b5d69f42d1cb7f2992ad86d020734e48

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
Signature8iowrubewe4DwiNrPlmmczka86RgiDX+LlxeoyFzK7LTRmDx6gWQ3sRsa+wODWaJqS29CDfNXFuGwxlugZIsAg==
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

2026-09-17T11:11:37.264942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044942
observed 011c1d4ba19abae66729b31d79a522d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.248352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044942/manifest.json
observed f01815f9c102560e7857cf1a5c80a479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.228835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044942/publication.md
observed fe50b5f2591e32ac871ffd068e8a3f13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.211747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044942/publication.txt
observed f8de165abac983ab696b8f78da069d46...
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.