OpenTechnical

OT-2026-000042366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000042366) never changes.

Identity and time

Publication numberOT-2026-000042366 · never reused
Internal UUID01a0ae7a-5d74-789a-aba3-ce5864785a5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042366
StatusPUBLIC

Content hashes

Canonical text25a2c177ab7f4d16b41ba554bd4a1517228b858130c43c962b5940558ed3197c
Markdown92d92f407e4b26ed916b800bc76998acb2301c1229f63ba44587bf9ee8520c19
PDF
Publication pageb5da7ff138e3bfc93e86653d650bcfadde2ba994c6afcc9850001a16b3811b50
Manifestd3d999b3a8ef65696d15bdf3498463293fc10a4b5fd73d1be57bee3b52352921

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
SignatureFSG/VDUMskDmv8dB4J+R54TlOBIzzj+niiPFEZFDdNa1rYTLnf7M7pbn1vUDUMDDrMQ4SzTOuzYwL9lppb9eCA==
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

2026-09-17T11:16:09.213777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042366
observed b5da7ff138e3bfc93e86653d650bcfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.194490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042366/manifest.json
observed d3d999b3a8ef65696d15bdf349846329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.177294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042366/publication.md
observed 92d92f407e4b26ed916b800bc76998ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.158124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042366/publication.txt
observed 25a2c177ab7f4d16b41ba554bd4a1517...
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.