OpenTechnical

OT-2026-000086884

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, sustained 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-2026-000086884) never changes.

Identity and time

Publication numberOT-2026-000086884 · never reused
Internal UUID01a0ae9a-80a4-7a5f-8128-2b8b6462252b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086884
StatusPUBLIC

Content hashes

Canonical text2fba1b2f1ff4aa660177aaa921c8e412ed23b5e90cc20d353b6774331978540c
Markdown970732ce35135e179de05ce3c3a87b50c587cbbadd040f0777b3093b63242bc0
PDF
Publication page82fb68cac70034dbbacac12bc19187d977ad7f1b1e9ab2794eb1ea735315420d
Manifestae12f86682ccd4495825eaded2cb2c1d98eb23000c43e0e83c4270dc3bec7255

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
Signature6Ps0Ch0TizMoPv6gzvgVV3uLcBFLh+HQLmF2EnnrmmbEFvxju7Uya113ZSg6S+TJ7XpTGKztWxVIpMVzTdMfBw==
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

2026-09-17T09:51:43.815749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086884
observed 82fb68cac70034dbbacac12bc19187d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.798934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086884/manifest.json
observed ae12f86682ccd4495825eaded2cb2c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.781262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086884/publication.md
observed 970732ce35135e179de05ce3c3a87b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.763658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086884/publication.txt
observed 2fba1b2f1ff4aa660177aaa921c8e412...
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.