OpenTechnical

OT-2026-000055916

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000055916) never changes.

Identity and time

Publication numberOT-2026-000055916 · never reused
Internal UUID01a0ae87-0a4a-75c9-a690-8c3808d7b8d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055916
StatusPUBLIC

Content hashes

Canonical text969b07c7af3fe08d3365db8b173ae0996f83f563b97df4a961d6879cc990aa9d
Markdownda794ace843167e6effb0d56318b9709735e389985ea701e0b94cff335b9e75e
PDF
Publication page4b1f32d02153aaff980890e66600e3e43e405cf37eff67040ab5e4b842be46cf
Manifest5689ca9877704fe644d06e50fb6fc1bc37716564f18b1ad08b6210f1cb71d4d0

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
Signature34IZikZkIMhEtZ6Fhwb7nuS1Zsy1Sk43QoL1pS8H5rh2316r2P2ofHm9errdhfHTbNTyJ2wsi3exf68yRclPDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:25.351979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055916
observed 4b1f32d02153aaff980890e66600e3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.334453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055916/manifest.json
observed 5689ca9877704fe644d06e50fb6fc1bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.315191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055916/publication.md
observed da794ace843167e6effb0d56318b9709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:25.299198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055916/publication.txt
observed 969b07c7af3fe08d3365db8b173ae099...
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.