OpenTechnical

OT-2026-000025379

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025379) never changes.

Identity and time

Publication numberOT-2026-000025379 · never reused
Internal UUID01a0ae71-5fa7-7c10-99f9-11c240409c45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025379
StatusPUBLIC

Content hashes

Canonical text64e7e6865b85f257a2237472b8211ac739dcc961a200c7fa357c3de954580ebc
Markdown6fec0fe1f66e2d3a95e9fa4cdd070659bd958fda171d4cfc441e68075b7f96d7
PDF
Publication pagebb7ce2e67d21361b194298229fc4251ad4d5d0b4161506ffdb3aa6245e031e72
Manifestf4734304c53d9b4fd4385f9697ba509028e24387e32c54d6499d030232eb6e15

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
Signaturej9gL8TtnpOQvVoh65By8mufVx8EDQlrFVduZvWldA+1Nm5UMRx5eHVdBDYzAq1IdY6Rw610PPgMxL4oHQN64DQ==
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

2026-09-17T11:47:26.608416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025379
observed bb7ce2e67d21361b194298229fc4251a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.590002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025379/manifest.json
observed f4734304c53d9b4fd4385f9697ba5090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.569639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025379/publication.md
observed 6fec0fe1f66e2d3a95e9fa4cdd070659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.550798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025379/publication.txt
observed 64e7e6865b85f257a2237472b8211ac7...
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.