OpenTechnical

OT-2026-000060576

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off after set-down

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-2026-000060576) never changes.

Identity and time

Publication numberOT-2026-000060576 · never reused
Internal UUID01a0ae8a-b7cd-7ac8-adfc-ee38b0b88dcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060576
StatusPUBLIC

Content hashes

Canonical text6c364e52174e7ca6a5099a496ca6eb04ebb577f7b9352e7c28a94d6179f274ff
Markdown25c40af53c387ede4f8a3c542e2166206923fb729dffd7bd2c67d22c687326e0
PDF
Publication page4eb383054bb57d4a545f9a1f7254584bafb68a8854e9525e8fc00e9755fdc89d
Manifest1c0024ba0dd2bc06a680bff4d467c5306c2481012b49639e3316b6d9881834ee

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
SignatureuRVZ2GAGIs1j67nbQsxHKNKJQHstmyjeGYu+LC3YnGftQMWDXbBS0rVUWeYLH9BVN5gsiVs/SLuARR6OrLHkCQ==
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

2026-09-17T10:43:11.628513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060576
observed 4eb383054bb57d4a545f9a1f7254584b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.610693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060576/manifest.json
observed 1c0024ba0dd2bc06a680bff4d467c530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.594261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060576/publication.md
observed 25c40af53c387ede4f8a3c542e216620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.577626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060576/publication.txt
observed 6c364e52174e7ca6a5099a496ca6eb04...
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.