OpenTechnical

OT-2026-000057201

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000057201) never changes.

Identity and time

Publication numberOT-2026-000057201 · never reused
Internal UUID01a0ae87-d5ba-7cd5-b27e-1f22315d4a4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057201
StatusPUBLIC

Content hashes

Canonical text3a0ad1b501dc92165a1e818ee11122da3f352b7bc3c27044efb376ca77da0b47
Markdown5caf7d7c67411bff121c304a5fbb0c3cff3c979e9b18ad7b52c971f59c2f8b4b
PDF
Publication page10d90114a760f5b098984b6b46a525265ae1cb6145d182c03929ca9a7c82b780
Manifestc9a14ed8b54d9e2ee69dc9e216d3ff992f7bf4f34e88bf77634e43db94c607de

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
SignatureZq4Aa/kkf6djvxBoiN7sv1Y5habwNC9CR+IXkMlzOk8qbK0NXBqZybFlFEIBtCnZWNXY9lCtwYzNSPdkUdvhBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:14.957405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201
observed 10d90114a760f5b098984b6b46a52526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.937458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/manifest.json
observed c9a14ed8b54d9e2ee69dc9e216d3ff99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.918213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/publication.md
observed 5caf7d7c67411bff121c304a5fbb0c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.898715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/publication.txt
observed 3a0ad1b501dc92165a1e818ee11122da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:20.709568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201
observed 10d90114a760f5b098984b6b46a52526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:20.691197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/manifest.json
observed c9a14ed8b54d9e2ee69dc9e216d3ff99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:20.672677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/publication.md
observed 5caf7d7c67411bff121c304a5fbb0c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:20.654686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057201/publication.txt
observed 3a0ad1b501dc92165a1e818ee11122da...
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.