OpenTechnical

OT-2026-000044319

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000044319) never changes.

Identity and time

Publication numberOT-2026-000044319 · never reused
Internal UUID01a0ae7c-39d6-756a-8658-2e84d69ec29f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044319
StatusPUBLIC

Content hashes

Canonical text0d796fec881fbcbb8ced8a2b67b0873fce3f573d3f593e2e78ef55199ef173c1
Markdown75a9f331c48a0a28044b417a21009928819ae4ac4eda6464dcddeb4837fbe451
PDF
Publication page25b87c23c6fae8f7524e76607d50a1de78da7251f4577943396be34f2842db2e
Manifest02a5c143e8f2bf1b0dd49ac3f87613713f47b992a2d045cc114de363458789e0

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
SignatureV1iJ+5DBfMKXZPFGGxzs2B9XQixlFcdZyAtrIv+okKeyAqi5omVxytWT/FGj7trBPi0oIcxy/mbnFKoakwbvAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:19.970570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044319
observed 25b87c23c6fae8f7524e76607d50a1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.824821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044319/manifest.json
observed 02a5c143e8f2bf1b0dd49ac3f8761371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.802296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044319/publication.md
observed 75a9f331c48a0a28044b417a21009928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.776223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044319/publication.txt
observed 0d796fec881fbcbb8ced8a2b67b0873f...
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.