OpenTechnical

OT-2026-000008791

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000008791) never changes.

Identity and time

Publication numberOT-2026-000008791 · never reused
Internal UUID01a0ae6a-e46c-7c72-8470-c7d872535122 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008791
StatusPUBLIC

Content hashes

Canonical text13c9e2a3f9edf3ee3dd3ffa9fe88492a9010a32abc46b4b0c8106cbe62f69fbb
Markdownfea2b31e26adf3a022fa3ba57d2d44b1ef360e66c4d72f995f0a041ba8959cbd
PDF
Publication page05a1399d5eb3f7b4b2ae458c2b2ef6fa8fb014dc8fb5675bbffd46f42cadc294
Manifestc6ce9e1ce89b975d75541fa6ae2f61ccba794c950874e9374e219a4a74ec63dc

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
SignatureKb49WmxGVtov0sn90L6nQz/W2v4cTVB0XtY/IPEsB4qW1Qw3LBfmuto4zLDfZgxVivGmyvB0Rt84HOmAhaKEDg==
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

2026-09-17T12:20:04.508999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791
observed 05a1399d5eb3f7b4b2ae458c2b2ef6fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.490126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/manifest.json
observed c6ce9e1ce89b975d75541fa6ae2f61cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.472335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/publication.md
observed fea2b31e26adf3a022fa3ba57d2d44b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.451198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/publication.txt
observed 13c9e2a3f9edf3ee3dd3ffa9fe88492a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.449827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791
observed 05a1399d5eb3f7b4b2ae458c2b2ef6fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.430947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/manifest.json
observed c6ce9e1ce89b975d75541fa6ae2f61cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.410815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/publication.md
observed fea2b31e26adf3a022fa3ba57d2d44b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.392377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008791/publication.txt
observed 13c9e2a3f9edf3ee3dd3ffa9fe88492a...
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.