OpenTechnical

OT-2026-000007896

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000007896) never changes.

Identity and time

Publication numberOT-2026-000007896 · never reused
Internal UUID01a0ae6a-908a-7d65-902b-e99584957c4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007896
StatusPUBLIC

Content hashes

Canonical text95487c9dbefc4ddd6141f8f10cf1b519ecc22a6992e2ae62464f82f09ee537ec
Markdown5cd871c472edd9c7c42dd05e734bb62c90347821a6a49290e5ebdbb14cb2cdc0
PDF
Publication page21e3edefe7cc000becff8bb6bb4a5411f7fa2e42c2f9713759b9269294283ada
Manifest823389811cf4465c26acfa27e72b82c567d79ae77371db29de915bf1af4cdf4d

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
Signature1EiPZ5pqaIEeVVpB4I9aVVg7X5Kl3BkF5shXSMwb/iXmTkCtn1wGnFTMpyDLnvZ3CiRn9Lp1wWYkfWVy8t8hDw==
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

2026-09-17T12:20:21.609194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896
observed 21e3edefe7cc000becff8bb6bb4a5411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.589901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/manifest.json
observed 823389811cf4465c26acfa27e72b82c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.574223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/publication.md
observed 5cd871c472edd9c7c42dd05e734bb62c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.557199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/publication.txt
observed 95487c9dbefc4ddd6141f8f10cf1b519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.266603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896
observed 21e3edefe7cc000becff8bb6bb4a5411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.248406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/manifest.json
observed 823389811cf4465c26acfa27e72b82c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.226947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/publication.md
observed 5cd871c472edd9c7c42dd05e734bb62c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.208332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007896/publication.txt
observed 95487c9dbefc4ddd6141f8f10cf1b519...
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.