OpenTechnical

OT-2026-000011304

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000011304) never changes.

Identity and time

Publication numberOT-2026-000011304 · never reused
Internal UUID01a0ae6c-5410-7cc2-a399-1084cbe4b25d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011304
StatusPUBLIC

Content hashes

Canonical texte68f3d84ce55bb49c2b843e4c15511fc42e37e261048a02372fe949634bc1f3f
Markdown9a3e1d20f2acb2ca28e99dcc77beeeadedcc2ae1e20b6a7c6b369aeb44c2c742
PDF
Publication page9cfaebf9bcef80ad906cf693a428bb5b63a83c52aa66b92f5f83a2c3fc6b6b76
Manifestb3a4582191d3ea33e0579a51a39ea2b31555b7cd8fc43fa824110df6dd4cedd3

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
SignatureWZ4LbGAaar74SMlVMLw76GocY2ueaOsS1z0P10GkE/R5PLKrcYZFpr86cD0gA4F/egHheWVNVzIiQPAbPbXyCQ==
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

2026-09-17T12:14:16.940631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011304
observed 9cfaebf9bcef80ad906cf693a428bb5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:16.921821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011304/manifest.json
observed b3a4582191d3ea33e0579a51a39ea2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:16.902598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011304/publication.md
observed 9a3e1d20f2acb2ca28e99dcc77beeead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:16.881231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011304/publication.txt
observed e68f3d84ce55bb49c2b843e4c15511fc...
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.