OpenTechnical

OT-2026-000064960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000064960) never changes.

Identity and time

Publication numberOT-2026-000064960 · never reused
Internal UUID01a0ae8d-debe-71ca-9411-e1a63dbf7589 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064960
StatusPUBLIC

Content hashes

Canonical text256a3b52f61327ee2d3bbad07ca2b528d648bdc552df795c4c12bdfc8599503f
Markdown128a80343bb014c364d7d384a076e2bd76b21bf372cb42ef7f3a7c311e784976
PDF
Publication page9755f06e867d505f5008a66b700f4198e63c0ea882d18b9c99ca9a2508db3230
Manifest7f6cf5f50896aba16100409125f5ab19c2e7b1586917562ec96d39597be6708e

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
SignatureCupHQfnCSp3W6aU/npQhQbSVsssGgAeqPwh4EAfOXCFk0kGqFnJyRljeIolyd2OWuckP2D+84pFJJoYG4wjnCQ==
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

2026-09-17T10:35:54.228145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064960
observed 9755f06e867d505f5008a66b700f4198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.211625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064960/manifest.json
observed 7f6cf5f50896aba16100409125f5ab19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.192090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064960/publication.md
observed 128a80343bb014c364d7d384a076e2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.174669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064960/publication.txt
observed 256a3b52f61327ee2d3bbad07ca2b528...
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.