OpenTechnical

OT-2026-000087737

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000087737) never changes.

Identity and time

Publication numberOT-2026-000087737 · never reused
Internal UUID01a0ae9a-cd55-756a-9ac3-731a9cc6bbcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087737
StatusPUBLIC

Content hashes

Canonical text45023342e4fbb57c83527586e12b522ee40a970e54962eed7d1162e363485813
Markdown3f7820e7cbd6db597ffa68a98a98ea7c39205471776528a795f8bff2b02cf25d
PDF
Publication page927903f6f60c0663b6e00f35dc5367c58c65a0b14aa24eda147a43e13f6465b4
Manifest0126201cb546a5dd76317f5f186a2509c18c142b80a61179654fc7c623021758

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
SignatureivlU/NDIksHnjuumYsOay43apAg1sg18Jz1bbT5yNCc9fjxBnjO9VuwqnoVcswF7cXV0iKbKfB11YuqdAMzNDQ==
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

2026-09-17T09:51:11.473937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087737
observed 927903f6f60c0663b6e00f35dc5367c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.458017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087737/manifest.json
observed 0126201cb546a5dd76317f5f186a2509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.441617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087737/publication.md
observed 3f7820e7cbd6db597ffa68a98a98ea7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:11.424512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087737/publication.txt
observed 45023342e4fbb57c83527586e12b522e...
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.