OpenTechnical

OT-2026-000044456

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000044456) never changes.

Identity and time

Publication numberOT-2026-000044456 · never reused
Internal UUID01a0ae7c-39d8-708e-b01f-95d142a27bc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044456
StatusPUBLIC

Content hashes

Canonical textf32e06975b5eff96bf43ef58ccc9bba0ba6f5c05d3ce4d18b0af9f2e38567235
Markdownfcafe1db991e7187c6fbf896cdb07676442a2a34aad813fc4d55a1dbd5a8a4c5
PDF
Publication page2e20310178f4c67cfaee0c9095e4c04405160ad7f8d92f06e83431383bf3615b
Manifest34a915ee882fd0b7d8f5bf426d91b4257737eac91099caeeb10d5faec409dcc0

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
SignatureoKFgYG+v3ca5RSHqvoSBBGqdGkGRTUTacQUABLROGBoj9UE0ny8raRqC4QXeP85vlPcQ5uod0HjB53IZgaClCA==
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

2026-09-17T08:30:50.287754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044456
observed 2e20310178f4c67cfaee0c9095e4c044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:50.243946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044456/manifest.json
observed 34a915ee882fd0b7d8f5bf426d91b425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:50.080962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044456/publication.md
observed fcafe1db991e7187c6fbf896cdb07676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:49.568231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044456/publication.txt
observed f32e06975b5eff96bf43ef58ccc9bba0...
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.