OpenTechnical

OT-2026-000082125

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, sustained blow-off 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-2026-000082125) never changes.

Identity and time

Publication numberOT-2026-000082125 · never reused
Internal UUID01a0ae97-4d93-7b30-963b-343ecc405856 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082125
StatusPUBLIC

Content hashes

Canonical text257457334bb8443268567c0a4c6ecef62672f1a5cb0d9dc302f731789ba0c276
Markdowna439f4475e8f10173dac985e8dfef8ff9e572673ac59fd38700bee141e164435
PDF
Publication page95f7e9e065cf1575b9f112dedea91bd32d4f94490e8ca9970b3eb96ae8f2279a
Manifest1ac6c57228195f64ff5d726e15dda2c2cd521ef27916e82382ef7de64535a4b2

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
Signatureki52fayBPP0YcrhQkjVRzGIiPv2XXhp/WUGK2Zd7QAaVpF1ocyg6CSi5f+1ZlGF4L4qFmcg+Wb08QO+u0FQZBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:56.390923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082125
observed 95f7e9e065cf1575b9f112dedea91bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.372858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082125/manifest.json
observed 1ac6c57228195f64ff5d726e15dda2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.355174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082125/publication.md
observed a439f4475e8f10173dac985e8dfef8ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.337051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082125/publication.txt
observed 257457334bb8443268567c0a4c6ecef6...
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.