OpenTechnical

OT-2026-000047128

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047128) never changes.

Identity and time

Publication numberOT-2026-000047128 · never reused
Internal UUID01a0ae7e-d0f8-7d0f-afe0-af4d30a1ab9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047128
StatusPUBLIC

Content hashes

Canonical texted7b9eb5765ff632fc70b57887213528fe13c5ccdc8f95e33de54aebd5ea5c27
Markdownedda54f3c03282c14c1400029d9a5895f11c5d6a53bb6197dd38e85eac765419
PDF
Publication page76da80f9dcf0a629c61a76ac59c9647e43023e163389a0258edada6dbb96bfeb
Manifest829113a03ab735ba790f32b6bba4b892f14a7a8ffe403e27386adb9565d1b9dd

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
SignatureExnrG0+IjTq7ZU8STHaGyGh19CgDug7kW05sXr34/guN+4cVhaJW64FgyqcbtTf5EG+uJ56nnKbatpWBXr3bAg==
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

2026-09-17T11:10:27.589995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128
observed 76da80f9dcf0a629c61a76ac59c9647e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.564704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/manifest.json
observed 829113a03ab735ba790f32b6bba4b892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.543757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/publication.md
observed edda54f3c03282c14c1400029d9a5895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.522995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/publication.txt
observed ed7b9eb5765ff632fc70b57887213528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.842419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128
observed 76da80f9dcf0a629c61a76ac59c9647e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.823415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/manifest.json
observed 829113a03ab735ba790f32b6bba4b892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.805017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/publication.md
observed edda54f3c03282c14c1400029d9a5895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.784812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047128/publication.txt
observed ed7b9eb5765ff632fc70b57887213528...
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.