OpenTechnical

OT-2026-000026145

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000026145) never changes.

Identity and time

Publication numberOT-2026-000026145 · never reused
Internal UUID01a0ae71-a840-79f3-857c-a4ced1789ca1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026145
StatusPUBLIC

Content hashes

Canonical textf3769e4d0dd16878943e701786ebeab7058de06cdfdcd5c2aaa9b36517d363e8
Markdownfff5bc9a03aa0ed3d1fe194b3159b565bccf27a1686d781e84594102307f3f1b
PDF
Publication pagec75d261999305ef7ab4f3cc37913798b0733f1666a47f6318ceb980c339df82a
Manifest807d354b5a3ec31019348352e82aa6107da2649937b1d3e4e47baed92e089ea0

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
Signature9KU5fu2xUkBmOz8+aV9um+isLzpZKNKJhzavVizlhWijjRQ3rsbenaPU+IXOdsCXpIrPQW2XquJ01oT8iqMiDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:46:39.150505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026145
observed c75d261999305ef7ab4f3cc37913798b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.134578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026145/manifest.json
observed 807d354b5a3ec31019348352e82aa610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.118642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026145/publication.md
observed fff5bc9a03aa0ed3d1fe194b3159b565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.102289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026145/publication.txt
observed f3769e4d0dd16878943e701786ebeab7...
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.