OpenTechnical

OT-2026-000035412

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000035412) never changes.

Identity and time

Publication numberOT-2026-000035412 · never reused
Internal UUID01a0ae76-6a20-7eb0-a576-e66083448ba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035412
StatusPUBLIC

Content hashes

Canonical text76365fda6827c35ff6f83dc97e0fa4e7e3305d81ca50f09718823d3fd83387e1
Markdown834c1bd38b59deda01a3735934df7e5c57648d05a2ef73f968abb2975b85b099
PDF
Publication page2ab006aa423656f94ef5f5aacf43002afa5da2d6175da4705bc92933e20885ae
Manifest1b40a8abc0d88bb30079ddb17927086329480e93321e9608c54508f7e53c0434

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
SignaturepPM+0tX1s3hjse3igbgg0Wpsg4DnCXFXMrkr2s9TpoOrMFNpoegYNzagjfN22uTYtGhD7mb+5NOiXsYLusDcBw==
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

2026-09-17T11:28:42.995666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035412
observed 2ab006aa423656f94ef5f5aacf43002a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.977723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035412/manifest.json
observed 1b40a8abc0d88bb30079ddb179270863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.958684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035412/publication.md
observed 834c1bd38b59deda01a3735934df7e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.935065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035412/publication.txt
observed 76365fda6827c35ff6f83dc97e0fa4e7...
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.