OpenTechnical

OT-2026-000058312

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000058312) never changes.

Identity and time

Publication numberOT-2026-000058312 · never reused
Internal UUID01a0ae88-f398-78d0-9739-4b21f25d233b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058312
StatusPUBLIC

Content hashes

Canonical text36faa01f6c778b5bb4f171f6b64d3018271a5eb1f6791c4fd2afc2e25b5cec41
Markdown1ce5f7e81f6c82ed24ef7cdecafa30b0078272865909490480c17b15e1869007
PDF
Publication page93b23a080a527ec80ff654962d61b3f4290135f9fe1bb2aba8f487e27eb658c7
Manifest8a034e6e101be8414a0eafc5f8d3030658f73b832f8f92e38b770566a380b15d

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
SignaturelB3+T0SWS60NQL/ftWoIZoeMh6pTg82WtValmYt4KSF0f4EZBU9w5id42dc7fdY92s6kVcZKfxl+fi13CLAiDA==
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

2026-09-17T10:46:42.942925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058312
observed 93b23a080a527ec80ff654962d61b3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.923142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058312/manifest.json
observed 8a034e6e101be8414a0eafc5f8d30306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.904455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058312/publication.md
observed 1ce5f7e81f6c82ed24ef7cdecafa30b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.885513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058312/publication.txt
observed 36faa01f6c778b5bb4f171f6b64d3018...
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.