OpenTechnical

OT-2026-000014470

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000014470) never changes.

Identity and time

Publication numberOT-2026-000014470 · never reused
Internal UUID01a0ae6d-b27b-7884-9e5a-2c8da2098ad7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014470
StatusPUBLIC

Content hashes

Canonical textf49a3575f2d5529d55fa5c5cfdd88a8e5f2a500a4503544304a172ddd1e5836a
Markdown5de24b8ba6af0c16735b3b9d5f90c20d6681af360469564bccc5b1e6d90002ae
PDF
Publication pagea5b42e15cbdfebeca33b900cf85e31413ff5d08012d7da4d4c3cec915b230450
Manifest2355683733676347238aa7c2d85dcac0d4d7ea0082831ea2c1d0724773c0dd40

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
Signature1T40tZRlMhbwdAs9YbQQi+F2WSvBTOMsA///pXJ/HemELo37uL2z7IBloN6SEGNXA/wLflFlzmtlPF2TD1KhCQ==
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

2026-09-17T12:10:16.870056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470
observed a5b42e15cbdfebeca33b900cf85e3141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.851706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/manifest.json
observed 2355683733676347238aa7c2d85dcac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.830356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/publication.md
observed 5de24b8ba6af0c16735b3b9d5f90c20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.811485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/publication.txt
observed f49a3575f2d5529d55fa5c5cfdd88a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.068337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470
observed a5b42e15cbdfebeca33b900cf85e3141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.051818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/manifest.json
observed 2355683733676347238aa7c2d85dcac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.032743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/publication.md
observed 5de24b8ba6af0c16735b3b9d5f90c20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.013889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014470/publication.txt
observed f49a3575f2d5529d55fa5c5cfdd88a8e...
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.