OpenTechnical

OT-2026-000077866

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000077866) never changes.

Identity and time

Publication numberOT-2026-000077866 · never reused
Internal UUID01a0ae95-2ed0-70e8-94e1-5af1b0039e9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077866
StatusPUBLIC

Content hashes

Canonical textf2bf065eb6380a70668da0f83d1241d824e3ae442c1931d7933c8ecdb4cee50c
Markdown7663903912ee1521a2eea4b578016a518bcdd088eb7272ba28bc9bf5ad06e010
PDF
Publication page6d06411ce4d750c953316cd04a44839d20e81c136c98e4818d96040f00b4810e
Manifestffe3d50ab8010490d8c01f36da484dc6beef19f872fd76990dc42f62591e3aee

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
SignatureXQbVioQQm6ft6qedycIgQgphoBh5ma6bk1B2Ggj3OjKuXTVNDb7+a1tZPx9MJlZ7MCnlLyqKXNja+jDPSFwQCQ==
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

2026-09-17T10:06:58.211382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077866
observed 6d06411ce4d750c953316cd04a44839d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.192065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077866/manifest.json
observed ffe3d50ab8010490d8c01f36da484dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.174411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077866/publication.md
observed 7663903912ee1521a2eea4b578016a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.157665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077866/publication.txt
observed f2bf065eb6380a70668da0f83d1241d8...
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.