OpenTechnical

OT-2026-000084736

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, sustained blow-off before 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-2026-000084736) never changes.

Identity and time

Publication numberOT-2026-000084736 · never reused
Internal UUID01a0ae98-e25d-7fa7-b03f-be8b1e0b88fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084736
StatusPUBLIC

Content hashes

Canonical text7433637ce41726bf355dfd060aeaf97b2b1a6fce811b4e1a60bc94ea9c08da7f
Markdownb043c71cf16e0813c5a8bf817167d544b26bb0e3f71c9c177ec76ccdb1e463fc
PDF
Publication page361f2bc641122b49965f8d6ed71587aacff89c03d4778afa6b2e572d764f031b
Manifest86561ff04089c13eb6a0fcf6695aae1a17db988bac7c1ffd824ec61fd6b49998

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
SignatureekPqhRDGJVVZfqwojImwhKUYaaUoNb8oAwcEc9s3+/jzVDpyaza7LIoArDKEfNfvrasmGO6kqxv2MkE/qenyCQ==
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

2026-09-17T09:55:40.745405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084736
observed 361f2bc641122b49965f8d6ed71587aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.730314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084736/manifest.json
observed 86561ff04089c13eb6a0fcf6695aae1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.713388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084736/publication.md
observed b043c71cf16e0813c5a8bf817167d544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.696344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084736/publication.txt
observed 7433637ce41726bf355dfd060aeaf97b...
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.