OpenTechnical

OT-2026-000086985

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-2026-000086985) never changes.

Identity and time

Publication numberOT-2026-000086985 · never reused
Internal UUID01a0ae9a-80a5-7a45-a553-4601dc86db14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086985
StatusPUBLIC

Content hashes

Canonical textd64b127a22c4c4e1a6846e1b303856714ec61515a67abc1ff4ccd8c270a1af74
Markdown6630a36abdaff7d9f04c5c666dba3c63171e2db292e98543ddcb5e5372694caf
PDF
Publication page60603d9bc4eef7c8d2855ed6e1cb8cef24264c53315b9099cc42d6d6f7c39eb6
Manifest1c4471ccf38b5ef664f2f91331eab45c1dd758b749a5ff8cce183ec2a4aa59b4

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
Signaturea6TheE2MeEfRQ4GSKsD88BipcOf2Hx/oy70idqbeqC13K4JShthLqn6kFJpXILMXVBWHnA6ePld5Emvp8HW2BQ==
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

2026-09-17T09:51:53.147174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086985
observed 60603d9bc4eef7c8d2855ed6e1cb8cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.129111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086985/manifest.json
observed 1c4471ccf38b5ef664f2f91331eab45c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.111876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086985/publication.md
observed 6630a36abdaff7d9f04c5c666dba3c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.093752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086985/publication.txt
observed d64b127a22c4c4e1a6846e1b30385671...
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.