OpenTechnical

OT-2026-000041098

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000041098) never changes.

Identity and time

Publication numberOT-2026-000041098 · never reused
Internal UUID01a0ae79-b142-706f-abb2-ff68370e0697 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041098
StatusPUBLIC

Content hashes

Canonical textc30c14e4d44a6be7b0803c1f168398940a5873e59b45a7cef239311750a83da1
Markdown40b7defe16a2cc453529464c95df0c9aaec1b9adb8dcca4fce5bd13b9bae1bce
PDF
Publication page8fea6ba72659fc0b0f1a4778e7eee8efc1308a9f3b9be7e8fc112c5338c91626
Manifest7d27555356d5622bc488da03a787beecee8c9d7ca45770dd0e8853ad041831fe

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
Signature9ljVjKLpyoWB7PFIAhCsgmXrm1jwgW+NTx57x0CKBCmD5F4Gs5OtP7TX6gM6qamF8QP1m9s3pKm5gZLhc6KCCg==
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

2026-09-17T11:17:01.036583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041098
observed 8fea6ba72659fc0b0f1a4778e7eee8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.021369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041098/manifest.json
observed 7d27555356d5622bc488da03a787beec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.004547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041098/publication.md
observed 40b7defe16a2cc453529464c95df0c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.989601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041098/publication.txt
observed c30c14e4d44a6be7b0803c1f16839894...
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.