OpenTechnical

OT-2026-000034203

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, 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-2026-000034203) never changes.

Identity and time

Publication numberOT-2026-000034203 · never reused
Internal UUID01a0ae75-df0d-717d-aba5-9155e9c13419 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034203
StatusPUBLIC

Content hashes

Canonical text6af2a664ccb339899ef03d6bd0021b9f2618fb4519318700a2e72c6f35a892ff
Markdowne71534bf91a52ce643bc679557909fb0904ab9ddc39b2d6f7e40e0f7e35f773e
PDF
Publication page203a25e3a3202f7d7a0313ca38000ce470398adecfb323d4b83816c9e46a36b0
Manifest6948448b324edd5c0991338e31f687010a4fc3b8ef3812a8062aae2a27adb29d

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
SignatureSNkcv8o3blzS7IO11+FVKwlkVbWkz/TGjPwV+KetpasSIG5VJ1B1tZs2Pjd9rflfYvMsnL+D9R/XT5ghc3AvCw==
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

2026-09-17T11:30:44.807069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034203
observed 203a25e3a3202f7d7a0313ca38000ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.786826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034203/manifest.json
observed 6948448b324edd5c0991338e31f68701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.762902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034203/publication.md
observed e71534bf91a52ce643bc679557909fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.745174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034203/publication.txt
observed 6af2a664ccb339899ef03d6bd0021b9f...
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.