OpenTechnical

OT-2026-000061043

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000061043) never changes.

Identity and time

Publication numberOT-2026-000061043 · never reused
Internal UUID01a0ae8b-137d-73f6-b18c-aae5e9e8dda9 · 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-2026-000061043
StatusPUBLIC

Content hashes

Canonical text5658333759f361399b1ab62ad4e718ed85fd988c7220afc6827e39c9ac81ebce
Markdown198bc1dd5f5e69d45b68e824bd8284531fa2a6a5505c586ddeea959e2f1066a3
PDF
Publication page4298cac64bb2e69439af3cede4043272f7fa6abba0b72b65c2c8e84e8972d539
Manifest6f6866c6fe6713851d1341954359e43a31d11db8aecb078639e0d4ab24aea1d3

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
Signature0ZZByJvKiF0p8WpHRPIz8cprx6V3gv23jvMSUROzBrJXjCv3DWrr+mW8mOZzkWLJ5r/Av9+NBC1EK8N9z8VoCA==
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

2026-09-17T10:42:23.689687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061043
observed 4298cac64bb2e69439af3cede4043272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.670583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061043/manifest.json
observed 6f6866c6fe6713851d1341954359e43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.650887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061043/publication.md
observed 198bc1dd5f5e69d45b68e824bd828453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.632797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061043/publication.txt
observed 5658333759f361399b1ab62ad4e718ed...
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.