OpenTechnical

OT-2026-000060952

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000060952) never changes.

Identity and time

Publication numberOT-2026-000060952 · never reused
Internal UUID01a0ae8b-12f3-7116-a570-85b5cf26190d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060952
StatusPUBLIC

Content hashes

Canonical textfc2fd712c09636077f8526a378083fb488276ebc2844207d66070dcecca755b7
Markdown41dbd2d8688193ae216a6c27b93c916db509078c91a26bfbf5b69b666043c442
PDF
Publication page8a8efc13c832c26932a8a2dd6c64bb74274a29e316e7071e30938a9d42ac8857
Manifestafa32dcec6a3bf1df38426314947a153dc1a3b64a59f428653e07ab13bd5cb66

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
SignatureAo0Hx1WKsWuOfa4GlehhWU7tyHDKwp0kBckYK/wvSYoBfNEtN1qoDjB6nHbf3k/A/wD+ZZ78z3vmdhZb/TpRAQ==
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

2026-09-17T10:42:13.673218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060952
observed 8a8efc13c832c26932a8a2dd6c64bb74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.655190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060952/manifest.json
observed afa32dcec6a3bf1df38426314947a153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.636780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060952/publication.md
observed 41dbd2d8688193ae216a6c27b93c916d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.618893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060952/publication.txt
observed fc2fd712c09636077f8526a378083fb4...
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.