OpenTechnical

OT-2026-000079610

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000079610) never changes.

Identity and time

Publication numberOT-2026-000079610 · never reused
Internal UUID01a0ae96-0b92-789d-bd2f-991f2033708e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079610
StatusPUBLIC

Content hashes

Canonical text2172a7cc50d090cced87cc6b90abc7119bc0ca55f2721ef30030b895e749c6c3
Markdownc1c59bf013ec204a5099967973640d4e3724b820418f267e03c1900393732c49
PDF
Publication page21939f90582e5ce2e6bc9caf11022a794c91b5aa759b4a4b7654406229c5dcbf
Manifeste3548f4c2074f463b38891e6026f6c77104c8822cd368885d08231f4fe832df8

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
SignatureyADN80OBVYhldVIPr6io2OYHnp7Lm/PEkpcruuqht1P+Y3BQUsWAIxzv3Y1Z5Az/ZHHmT966S+f82ahRFwKbCQ==
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

2026-09-17T10:05:16.291735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079610
observed 21939f90582e5ce2e6bc9caf11022a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.273889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079610/manifest.json
observed e3548f4c2074f463b38891e6026f6c77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.255659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079610/publication.md
observed c1c59bf013ec204a5099967973640d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.237145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079610/publication.txt
observed 2172a7cc50d090cced87cc6b90abc711...
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.