OpenTechnical

OT-2026-000004095

Publication integrity record

Bellows cup vacuum gripper, three zone face, per zone isolation, ejector fed

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-2026-000004095) never changes.

Identity and time

Publication numberOT-2026-000004095 · never reused
Internal UUID01a0a90e-9c4c-7e70-be48-7d452f14bb7a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:11:42.159385Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004095
StatusPUBLIC

Content hashes

Canonical text10901e023cb91df7158e8156a002d61eddb02995b5c1d637f97403f15e642fab
Markdown1ee1b1d0ef28113cc0728abb83db5f95998e19270a719a8fe37cfdb280ec9483
PDF
Publication pageb138beb18487ae51f33d3dda54674a56e82a8d8f080c09ff7dd92c9f93267ed7
Manifest81f1b7a9f7a0a0e0d97762f6a5d93c6080eceed87045090e9d7c7d4057f1fdb2

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
SignaturehpvAUVCefWP/rQM6EBoVRlJ0XpXYV09V50EcrvqN2PAGX+HaIaflx/UQNjnutvgRukFlWNzd8/p8mlsvNL1KDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:30:32.469937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004095
observed b138beb18487ae51f33d3dda54674a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:32.431565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004095/manifest.json
observed 81f1b7a9f7a0a0e0d97762f6a5d93c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:32.419452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004095/publication.md
observed 1ee1b1d0ef28113cc0728abb83db5f95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:32.407139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004095/publication.txt
observed 10901e023cb91df7158e8156a002d61e...
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.