OpenTechnical

OT-2026-000027207

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000027207) never changes.

Identity and time

Publication numberOT-2026-000027207 · never reused
Internal UUID01a0ae72-3454-7877-b4b4-8cdeb9e1b9d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027207
StatusPUBLIC

Content hashes

Canonical textf507ab9b503c0c72ca2edac46ab96830e1c2fe5515943af76e7ad251e6a9118b
Markdown45ac2014dfdf211e00ce97535dc9239589d2bf62d60a684cf92743982b3a94df
PDF
Publication page9a92320fd9e206148c4ffb196580f975d3d74350266a2a923f6ecf2f5eec5989
Manifest5c10a0da335147103ed00b82ab5ccf188638da06a1bd42474356b37a7bc526a4

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
SignaturecRK6oqLszjaa273JGLfrIEfxoWeV5diIIGLj1bmVgnpoJBWFmSqyETO1hlJk+spHozXfF9XAKNqr5f3mwWjbCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:44:05.859651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027207
observed 9a92320fd9e206148c4ffb196580f975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:05.841841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027207/manifest.json
observed 5c10a0da335147103ed00b82ab5ccf18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:05.819298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027207/publication.md
observed 45ac2014dfdf211e00ce97535dc92395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:05.798432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027207/publication.txt
observed f507ab9b503c0c72ca2edac46ab96830...
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.