OpenTechnical

OT-2026-000052612

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000052612) never changes.

Identity and time

Publication numberOT-2026-000052612 · never reused
Internal UUID01a0ae84-573b-7dee-aac9-a3f446ce3be4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052612
StatusPUBLIC

Content hashes

Canonical text6e3b4863e57e1c2376846f5b4d2cb0b05e44411cd043382066a27cc4161bada6
Markdown3ea688e26bdb8012ae73523c234e6793693ef6746a621a2230a4d6acbf6169a3
PDF
Publication page7efd5d4d680ca68d07af1ab8153823ed232a9ba6711d78ca46e9e29225703cc4
Manifest4abb2e4a9168f4063de703ccdb60e66914b5aff2a19c4059d3bd0e873302f031

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
SignatureVqMrub0fa7PEOeZtHBREDN9Quirl66/vKkMhCiTqrXrAkOCwbHGGs7X/LvGVHkf6Ty3pWKFlMKIzKoB4xQIWAw==
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

2026-09-17T10:57:16.958762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052612
observed 7efd5d4d680ca68d07af1ab8153823ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.940623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052612/manifest.json
observed 4abb2e4a9168f4063de703ccdb60e669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.922479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052612/publication.md
observed 3ea688e26bdb8012ae73523c234e6793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:16.904802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052612/publication.txt
observed 6e3b4863e57e1c2376846f5b4d2cb0b0...
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.