OpenTechnical

OT-2026-000011733

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000011733) never changes.

Identity and time

Publication numberOT-2026-000011733 · never reused
Internal UUID01a0ae6d-1940-7d90-b38e-530674fa9787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011733
StatusPUBLIC

Content hashes

Canonical text4ff1d9b100abf53e0d1864e53f032ea7247369b20042ea95c9c6825a1f191ff7
Markdown183f18d4398228cbf1727bfe3d4ab056e8441ff811cfb931d968e73e4790686f
PDF
Publication page04bb0592f0381079040f099584dce5506a0323ff60742ecaaf55bc526cbf3a5c
Manifest1f9315ccf766e541df6a9915c6514ff71a9a037ba10a4804e092267a6f9c3d33

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
SignatureTA4XfDRt4gmYnopmq6kWg1+Z64UGWC00mYehARI6iphb2mYymRPrWhZNDh6LHfWkto/4I/xix7RLAhjsajBFBg==
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

2026-09-17T12:12:21.045620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011733
observed 04bb0592f0381079040f099584dce550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.026688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011733/manifest.json
observed 1f9315ccf766e541df6a9915c6514ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.005866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011733/publication.md
observed 183f18d4398228cbf1727bfe3d4ab056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.986187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011733/publication.txt
observed 4ff1d9b100abf53e0d1864e53f032ea7...
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.