OpenTechnical

OT-2026-000062007

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump 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-2026-000062007) never changes.

Identity and time

Publication numberOT-2026-000062007 · never reused
Internal UUID01a0ae8b-b8ae-742c-892e-c1bd22f176aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062007
StatusPUBLIC

Content hashes

Canonical texta782c082a6f338980854e8112034e23c43047e55d1a139f4e48955b57e84538b
Markdownbe0f9d098012bdfd62a149ea8d23b735a9768d00d2cc2db95692147b32920cf8
PDF
Publication page5629559fc755a4ab5ad24e17f6ae9d582d572f36fd05848bb3e6b4eb75b6e312
Manifest163d08e3d02d50fab824a18f3637409fde8db60b7b4f3332a10e4bbb22853b38

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
SignatureddE0iH47eUfajjJtpvba2dL1fNd7WuZpTYVYjRk6l5JF+Y7QgMaHyhU2/62B8OttDwltu7ix+YoNaSuSp2DUBw==
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

2026-09-17T10:41:01.971550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062007
observed 5629559fc755a4ab5ad24e17f6ae9d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:01.953030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062007/manifest.json
observed 163d08e3d02d50fab824a18f3637409f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:01.933905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062007/publication.md
observed be0f9d098012bdfd62a149ea8d23b735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:01.915469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062007/publication.txt
observed a782c082a6f338980854e8112034e23c...
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.