OpenTechnical

OT-2026-000008657

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained blow-off after 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-2026-000008657) never changes.

Identity and time

Publication numberOT-2026-000008657 · never reused
Internal UUID01a0ae6a-e46b-7cc9-b39d-0c7eeeb7d271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008657
StatusPUBLIC

Content hashes

Canonical text0d5443371cd4ff4a8115493c37904e4634e17cd8cbad6a543cc2842373e2bbd6
Markdownd2ac81c18cfc341d30fee66da792ca2c5f1d1da5ed740acaa23fb3c6156aeb93
PDF
Publication page1f3b9d57150c3e3f59032aa9899e83508ea25ba7f99a72e3d83682f32d582919
Manifest2aa838a5594e8c4f62dccbf8a172e5f4b66a7a69b11caffc859f285b3bc037dc

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
Signatureum0iEwVV0UD6M/fovSBNJW2j8yVBc0OcOGREf90K03A9geA9Sx0oY6eEuplk5rhEfYstsE1yP9WYmhUB7WTLCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:38.066237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008657
observed 1f3b9d57150c3e3f59032aa9899e8350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.043744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008657/manifest.json
observed 2aa838a5594e8c4f62dccbf8a172e5f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.023245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008657/publication.md
observed d2ac81c18cfc341d30fee66da792ca2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.003997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008657/publication.txt
observed 0d5443371cd4ff4a8115493c37904e46...
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.