OpenTechnical

OT-2026-000100776

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100776) never changes.

Identity and time

Publication numberOT-2026-000100776 · never reused
Internal UUID01a0aea3-66f4-7411-9ac9-617bb0752ba2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100776
StatusPUBLIC

Content hashes

Canonical textda33fbe63584cb2e7959c941ce7784275686b7a46eda17243e2ac4802dc30d53
Markdown526684248b34dd7b4b18b7320a2ff1f1203536ea2eef0bf5faf309392f417478
PDF
Publication pagee9bf61f50112ead740b5b6ec4aa1a589b81f00ea7faa2ca16e80814eb605a4b8
Manifest0114918366b1cb2dbecace25b3fb9f5b897f7311c5d142590ea8780f7a855f96

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
SignatureXzLTdTjXY07SCR8ZKwej9+EtygoTksd7pX+oSl6pB/arMe213ZC2XKGtD4nkNZ/xzRFpx5VzktS5H7bLuChMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:37.061112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100776
observed e9bf61f50112ead740b5b6ec4aa1a589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.041261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100776/manifest.json
observed 0114918366b1cb2dbecace25b3fb9f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.020784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100776/publication.md
observed 526684248b34dd7b4b18b7320a2ff1f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:37.001979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100776/publication.txt
observed da33fbe63584cb2e7959c941ce778427...
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.