OpenTechnical

OT-2026-000007971

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000007971) never changes.

Identity and time

Publication numberOT-2026-000007971 · never reused
Internal UUID01a0ae6a-908b-7bd9-94a1-65c8835db42a · 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-2026-000007971
StatusPUBLIC

Content hashes

Canonical textf214152f6031f3a7be8787d53bd0415db3dc1e9775b1265c2b312a8487b3e612
Markdown51dcec4ae43c0d806c3fc96826946bb02710db02437c39b270330865666e4752
PDF
Publication page3a974889c06c4eaac93cd9d1a628d0eb606f228914b87c8cb0b1e5af5cc986b2
Manifestc2bcded73d42f3c88a9068549394f787f8f2c436916e8cd955f093c4e17b07fb

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
SignatureKjZI9nEjQljwlfc+1ovQ8wKr9yOh6vpHG5f0+wJswjIc+kW8kIvei5zJ56WQsFAmX8qKlUoE60eOSHT1PizTAw==
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

2026-09-17T12:20:30.558033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971
observed 3a974889c06c4eaac93cd9d1a628d0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.541495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/manifest.json
observed c2bcded73d42f3c88a9068549394f787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.523818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/publication.md
observed 51dcec4ae43c0d806c3fc96826946bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.505876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/publication.txt
observed f214152f6031f3a7be8787d53bd0415d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.552635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971
observed 3a974889c06c4eaac93cd9d1a628d0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.531813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/manifest.json
observed c2bcded73d42f3c88a9068549394f787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.512375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/publication.md
observed 51dcec4ae43c0d806c3fc96826946bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.492979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007971/publication.txt
observed f214152f6031f3a7be8787d53bd0415d...
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.