OpenTechnical

OT-2026-000045914

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000045914) never changes.

Identity and time

Publication numberOT-2026-000045914 · never reused
Internal UUID01a0ae7d-8f86-71e5-9aa2-f3a8d0a10104 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045914
StatusPUBLIC

Content hashes

Canonical text23b34671f3a0367a0cc2da9307019dc3d972f953dc6fb0ed54ef4952f770d736
Markdown77f709f167bc785b292d8283ee66b0622fb51eee3880f600eb678455caec4635
PDF
Publication page4d08103c513420c0e18da0f9e3935cc7b0f013d5a7e4c68e56a296931b9b7cb3
Manifest5996f1f4599a7042aba5a618444dcb01d2e8e896a0b4f5264c9c23ae2d85a622

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
SignaturerRoAksw9VTDabKxnU03HGEt4AWFRHhl727ZShGw5q1cgOwAUi/L7419pc8ULoZ0qXjdnXcpV3uD5Bhh6j1YoBw==
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

2026-09-17T11:09:48.975060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045914
observed 4d08103c513420c0e18da0f9e3935cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.952967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045914/manifest.json
observed 5996f1f4599a7042aba5a618444dcb01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.921818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045914/publication.md
observed 77f709f167bc785b292d8283ee66b062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.891070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045914/publication.txt
observed 23b34671f3a0367a0cc2da9307019dc3...
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.