OpenTechnical

OT-2026-000101631

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, pulsed 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-2026-000101631) never changes.

Identity and time

Publication numberOT-2026-000101631 · never reused
Internal UUID01a0aea4-0e16-7868-b9f2-4e065edeec81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101631
StatusPUBLIC

Content hashes

Canonical texta9e36f3ef4c15a6765e3dc87fa084721d01e0359a0e903425b7c8d42aa53e19f
Markdownc822c7aba51dd88b57526aa3dc6cf66a6c95522a68d424c8ad8d17488765f6eb
PDF
Publication page64218eae73dc73dc06b0e52c4f90c68edd9d37935d438941118518d4bc764040
Manifest8de8f45540a251e52ea1f7b2082175e096261443bfaa5013dfe40616d76e7480

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
SignaturepK+kfghfnlUv2StgmwBbqwFzSsQqHNnvQtJDNNgO0vz3ubpeC1fygRW8mG4BYVmmI28nd84gyiTfGWY6wUMTCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:45.512057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101631
observed 64218eae73dc73dc06b0e52c4f90c68e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.493578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101631/manifest.json
observed 8de8f45540a251e52ea1f7b2082175e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.475077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101631/publication.md
observed c822c7aba51dd88b57526aa3dc6cf66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.455928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101631/publication.txt
observed a9e36f3ef4c15a6765e3dc87fa084721...
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.