OpenTechnical

OT-2026-000057184

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000057184) never changes.

Identity and time

Publication numberOT-2026-000057184 · never reused
Internal UUID01a0ae87-d5ba-7c5a-9aef-2d5f08aa4a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057184
StatusPUBLIC

Content hashes

Canonical textd071e7d6dc3a7c594c63dc659a1c5af7b0ec1332a0f795ebf4cf45b0e1693e43
Markdown9e0defa1814d1b93d61033dbd24154cac90bffe7538f435f2b0a216c05f6bbc7
PDF
Publication pageb38af67a732a878f1cde6d66b12c2904cb2d975f6ed59685c2814ebde0fea635
Manifestaafac1e11b14771cc7710da70c48aa7ea4c6b05e8d5496b1e26b4dad6b5a85db

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
SignatureFX5PS2koFyWaHqEOWPrdqaASuJnBttbcjqN7639Gq8QyZ7y4LxeUDjY/QFad4uUEjYfu94tXjbWzuRfh4fKSBg==
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

2026-09-17T10:50:12.156143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184
observed b38af67a732a878f1cde6d66b12c2904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.137143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/manifest.json
observed aafac1e11b14771cc7710da70c48aa7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.119774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/publication.md
observed 9e0defa1814d1b93d61033dbd24154ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.099117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/publication.txt
observed d071e7d6dc3a7c594c63dc659a1c5af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.527761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184
observed b38af67a732a878f1cde6d66b12c2904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.510960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/manifest.json
observed aafac1e11b14771cc7710da70c48aa7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.495780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/publication.md
observed 9e0defa1814d1b93d61033dbd24154ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.478169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057184/publication.txt
observed d071e7d6dc3a7c594c63dc659a1c5af7...
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.