OpenTechnical

OT-2026-000062994

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after 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-2026-000062994) never changes.

Identity and time

Publication numberOT-2026-000062994 · never reused
Internal UUID01a0ae8c-94a9-7ccb-9475-0d57627a75ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062994
StatusPUBLIC

Content hashes

Canonical textbe893d0986ee0c6bbe54e459c0804b7bc393f3f278809359cc7dedb7dd615b5b
Markdowndd40daee5aaa4434ac90dd8449c986e8e5ad5c7ff2bac15c0e5ef0deb5d2df1a
PDF
Publication pagefe5eb410c97647a40b8ded53ee2f130ce9e19f968435b4078ef63c42061269ca
Manifest26221dfc4a0a04bd76d4b78dfe5fa8cb21c9fb98f63b8e68650be1be690f4c34

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
SignaturexoNB1pbQI9Q+5g6bNuUFVNwMaAf9VeVhkOCzwwHI4chscUTmrkhKayV7gRXYXq4jVvPUVYE1UpvWGFaFv/ldBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:31.412332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994
observed fe5eb410c97647a40b8ded53ee2f130c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.391517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/manifest.json
observed 26221dfc4a0a04bd76d4b78dfe5fa8cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.367972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/publication.md
observed dd40daee5aaa4434ac90dd8449c986e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.345460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/publication.txt
observed be893d0986ee0c6bbe54e459c0804b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.077570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994
observed fe5eb410c97647a40b8ded53ee2f130c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.060705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/manifest.json
observed 26221dfc4a0a04bd76d4b78dfe5fa8cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.043039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/publication.md
observed dd40daee5aaa4434ac90dd8449c986e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.025824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062994/publication.txt
observed be893d0986ee0c6bbe54e459c0804b7b...
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.