OpenTechnical

OT-2026-000015968

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000015968) never changes.

Identity and time

Publication numberOT-2026-000015968 · never reused
Internal UUID01a0ae6e-0c4d-7251-abfd-5954f4487648 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015968
StatusPUBLIC

Content hashes

Canonical text66851e22657350403ebe71d727a3840f5ef06244097eeace7b7c8a1f1e744b57
Markdown0921948ea42eca9edc58b7c774816864fdfc8c04a17b93932984107658e12b5f
PDF
Publication pagea3aad9860534a3b5489e5f4aa757e9c4b468ac9e5c64a2eb85955002d415bd69
Manifest980c716a07e11b172b75855a5b4be13ad067e86f96910e4dc9554ed9ceea384c

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
SignaturefaXk05F8qAu9FBqyK1/wuXIVX9fet/E1/O4oshXWJufXPOUeo94YfrOQdW/J0GCBWwhvLkU9I5yEtcg16ZMNDA==
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

2026-09-17T12:05:28.042648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015968
observed a3aad9860534a3b5489e5f4aa757e9c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:28.017110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015968/manifest.json
observed 980c716a07e11b172b75855a5b4be13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.990546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015968/publication.md
observed 0921948ea42eca9edc58b7c774816864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.962522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015968/publication.txt
observed 66851e22657350403ebe71d727a3840f...
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.