OpenTechnical

OT-2026-000088503

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088503) never changes.

Identity and time

Publication numberOT-2026-000088503 · never reused
Internal UUID01a0ae9b-5d28-7e16-a71e-a113a49d05fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088503
StatusPUBLIC

Content hashes

Canonical text7aa59aa497a3f7709c4d4af3749c7d67dd5addc8bcb73b8d996c10a11d0387e5
Markdown37520b35757d7ed96b9cbb859b976579e2f8d38c92168490113f8f96ab7c8270
PDF
Publication page1244a0445d0ce5020c1064176ff5c66498c0965fe26faad975af67fee1623212
Manifest1c8c303e1658988ca3fd5934f8525e47fa646c11063f0cc6ee3b1e77363b7a1e

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
SignatureImC4n28GTozhXZx8c/HJqydYcw+poox513RU0foee9c1r00Kp1nM6YSqII1amkC/qoSDw7lfojxGtZ2h6jNECQ==
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

2026-09-17T09:48:53.709986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088503
observed 1244a0445d0ce5020c1064176ff5c664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.693357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088503/manifest.json
observed 1c8c303e1658988ca3fd5934f8525e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.675630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088503/publication.md
observed 37520b35757d7ed96b9cbb859b976579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.657270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088503/publication.txt
observed 7aa59aa497a3f7709c4d4af3749c7d67...
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.