OpenTechnical

OT-2026-000009726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000009726) never changes.

Identity and time

Publication numberOT-2026-000009726 · never reused
Internal UUID01a0ae6b-7564-7cbc-bcbc-8d3cbce68fb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009726
StatusPUBLIC

Content hashes

Canonical text848c6c4c74cb4b9ba363ab60704903421c3c32ab1a020b59cc51ea416d5eb055
Markdown802824d63aa463fceb1b0c8a1e4c85570226e291b8959af885f82bcd05377826
PDF
Publication page7dbec7611e4f6b6f315126eb26b5b74a9ad470de3b679369fc18df9610d9a73f
Manifest24399529625e5834b3c18c166afb7e28b20309bd57c9ef95ead3042a6e808543

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
Signature3B3wFOYL1QxdSukTzz0vANkb6iHTCKlwYQ67QRGbPTaukOghOIisDE29dR57eE4IvbdF9uWGh7f6eNh9XFeVAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:13.451776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009726
observed 7dbec7611e4f6b6f315126eb26b5b74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.432051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009726/manifest.json
observed 24399529625e5834b3c18c166afb7e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.411176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009726/publication.md
observed 802824d63aa463fceb1b0c8a1e4c8557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.389746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009726/publication.txt
observed 848c6c4c74cb4b9ba363ab6070490342...
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.