OpenTechnical

OT-2026-000101557

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, pulsed blow-off after 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-2026-000101557) never changes.

Identity and time

Publication numberOT-2026-000101557 · never reused
Internal UUID01a0aea4-0e15-723a-814d-f70d5d7f8bd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101557
StatusPUBLIC

Content hashes

Canonical text368e0adfcd7da8455b28905533abbb4030a67844f7e42bd238f5dfa6b775cca7
Markdown7693becc6ca0e4f0a35a9d7a7eb0b36d9c2135e6130b11379ce9592d900b7b6f
PDF
Publication page3d0fb2d219c9f5bbb4f69238ffb6995739339cd434ae61f7f0ca49f4d3368357
Manifest70a42148240b50bb56973d9168f3593e7cbb86178bb16d3f7752e392bb3b72e6

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
SignatureWrPJZ0NGxMxS1YcqhelZk68nMESStMvTdvsCKLbPeohyW2Ba6Wq0l7FNr6VrRX82kjnM+bRcfYYSRR6cYPh7Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:36.151409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101557
observed 3d0fb2d219c9f5bbb4f69238ffb69957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.132719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101557/manifest.json
observed 70a42148240b50bb56973d9168f3593e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.113828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101557/publication.md
observed 7693becc6ca0e4f0a35a9d7a7eb0b36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:36.095938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101557/publication.txt
observed 368e0adfcd7da8455b28905533abbb40...
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.