OpenTechnical

OT-2026-000057861

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000057861) never changes.

Identity and time

Publication numberOT-2026-000057861 · never reused
Internal UUID01a0ae88-6ed8-773e-b5d3-e62246e6ab4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057861
StatusPUBLIC

Content hashes

Canonical text8a357bd1c0ae5be80977d92d9d92f3dd30c50960cb90f7af3373310fd1f74896
Markdownfdb618d7d4b76b3487368886258726aaf9c4be4b0ae0be3a5e5286dc610872df
PDF
Publication page786fd669112774276c9a7d14f7f7b516de9924786bf41603913f1a01aedacb1c
Manifest5fea49f199a8fbadbf6a612b4ea282d757cf538a39b6185041b4c1aa1a70b0e1

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
SignatureBNBSDP/CBqKeP2e3cTNjwztPVZsrTUN3MgG1qrm1d3+/W7rdGTh9LSvbF+y5frvxEGrCr81Gv5zrTZhKCMvLCw==
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...

Independent retrieval

2026-09-17T10:47:26.663118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057861
observed 786fd669112774276c9a7d14f7f7b516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.643647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057861/manifest.json
observed 5fea49f199a8fbadbf6a612b4ea282d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.625279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057861/publication.md
observed fdb618d7d4b76b3487368886258726aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.607664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057861/publication.txt
observed 8a357bd1c0ae5be80977d92d9d92f3dd...
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.