OpenTechnical

OT-2026-000016979

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000016979) never changes.

Identity and time

Publication numberOT-2026-000016979 · never reused
Internal UUID01a0ae6e-591a-728a-a05e-d197cce42811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016979
StatusPUBLIC

Content hashes

Canonical text68b6b1a95232905dd812f861013a25ef956a49dbaddbfc42e8b519b846ad1ed5
Markdownd4576f2155be39cac5477486d8963dc97062c4e351ddd5eded00e2fee0e48d67
PDF
Publication pageeeca0de4c46222d3a11c3eaf0e626f5c0cdbb63602355a36635e6b763427c3a4
Manifestd31f70f5c964505c50efaca8fb127b65de1c59c40ce7ca7c3fdff331c5031bf5

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
Signaturee8fmfJ2BEXT6VWFoGM0hm6A3YWY34HlWJUC6pnWMhR3VzMxHJGmNpZ7Rw/Ugunx+Y9R5HJkIoYge2wfa5WzIBg==
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

2026-09-17T12:03:22.788186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016979
observed eeca0de4c46222d3a11c3eaf0e626f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:22.770790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016979/manifest.json
observed d31f70f5c964505c50efaca8fb127b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:22.753734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016979/publication.md
observed d4576f2155be39cac5477486d8963dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:22.737620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016979/publication.txt
observed 68b6b1a95232905dd812f861013a25ef...
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.