OpenTechnical

OT-2026-000058820

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000058820) never changes.

Identity and time

Publication numberOT-2026-000058820 · never reused
Internal UUID01a0ae89-479d-7e0e-b602-bb35401843fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058820
StatusPUBLIC

Content hashes

Canonical textee989c23af475182d1c33f99ca2761db960b62caa1b448f307a0bcce7877732d
Markdown68452e5429350de830a33cfb196d139e59fb862d19441dfc8fca280a6e478a2c
PDF
Publication page8855271f3208b3ce317099438b8983ade1445b133c638b944b39d0e8c325a8c0
Manifestac3a6fea67104c8b37113c15e27d5257a5b51dbd412668a3c435ffc16bad1550

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
SignatureAk9vlCVdiUKu3C6j3Bwfkk2Vz6xRN6EUN1Nwtkkrc0vuQV2223ukoBMVXeEB+AACiXKbAbHq16JEtI23XkTxCQ==
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

2026-09-17T10:46:20.885764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058820
observed 8855271f3208b3ce317099438b8983ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.864755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058820/manifest.json
observed ac3a6fea67104c8b37113c15e27d5257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.846534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058820/publication.md
observed 68452e5429350de830a33cfb196d139e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.830104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058820/publication.txt
observed ee989c23af475182d1c33f99ca2761db...
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.