OpenTechnical

OT-2026-000070077

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070077) never changes.

Identity and time

Publication numberOT-2026-000070077 · never reused
Internal UUID01a0ae91-1861-7018-9c8a-0757d6636d7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070077
StatusPUBLIC

Content hashes

Canonical textbd5b77a4fb862df9adcd6f5280316b6adde416ec967b8ffdeb1cde5313760946
Markdown0297a2c586f166220e4c6725803ac5f0c82724bdfa6b12e24de16e6d887f9f3f
PDF
Publication pagebd89ce9a74708e038349d55c778b7db1e75a85ad6e254b63cbc9d497536942c5
Manifestfe9f88a86553c6f275868d9b3aa3dc02f8bc0c8c94ba422554e040702a9803c7

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
SignatureDO+DKs6ZaEN5nV4X4DfQw9+NJFl12e4VxJ0XYl01/usYL6A8cSHJdnWBPt692rxqgPPPZNb0SXJCT5Soa77QBA==
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

2026-09-17T10:27:02.457980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070077
observed bd89ce9a74708e038349d55c778b7db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.439554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070077/manifest.json
observed fe9f88a86553c6f275868d9b3aa3dc02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.422203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070077/publication.md
observed 0297a2c586f166220e4c6725803ac5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.402360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070077/publication.txt
observed bd5b77a4fb862df9adcd6f5280316b6a...
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.