OpenTechnical

OT-2026-000099895

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000099895) never changes.

Identity and time

Publication numberOT-2026-000099895 · never reused
Internal UUID01a0aea3-1473-73d4-b4da-dc3d5e49be54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099895
StatusPUBLIC

Content hashes

Canonical text20238683d4a32b16f5f8d8f06925c379d66d9905955f353dd5dd0f7a0190d196
Markdown2ad580fc1c65ac41b14092096fbf96989ddd0ffedf0567835b078d75b318da18
PDF
Publication pageafde3868c6da9c61860d37468f408adc5a3e8ec5d69a16261928f32c458efb38
Manifest487d09813437169166dd7bdd0d33e1ca88778899b3423fb8ee84b5566a1e5398

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
SignatureNdsr0vyq8dD5aC7z4ecmM33UCb6+NV3vfoZpLM6CfEdSJ/8kND724qtHxlMaT5ZRpG9LmiznbaO5S+f55eSwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:31.733697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895
observed afde3868c6da9c61860d37468f408adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.717559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/manifest.json
observed 487d09813437169166dd7bdd0d33e1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.699594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/publication.md
observed 2ad580fc1c65ac41b14092096fbf9698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.681742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/publication.txt
observed 20238683d4a32b16f5f8d8f06925c379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.432977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895
observed afde3868c6da9c61860d37468f408adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.411247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/manifest.json
observed 487d09813437169166dd7bdd0d33e1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.388471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/publication.md
observed 2ad580fc1c65ac41b14092096fbf9698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.369248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099895/publication.txt
observed 20238683d4a32b16f5f8d8f06925c379...
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.