OpenTechnical

OT-2026-000041579

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000041579) never changes.

Identity and time

Publication numberOT-2026-000041579 · never reused
Internal UUID01a0ae79-e8a0-7760-a3e9-9c3ef6b2e81d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041579
StatusPUBLIC

Content hashes

Canonical text18c3f3405f1fbd98d2cfe62e37fed9ea7a996df6d080c9213a4b0afd6db1e374
Markdownc4e8382d0dab4c79e718545ca7c7a137d5418c7420ed0b95c29a2612f6b5c646
PDF
Publication page300e0ed84bf258ff209271c30d5a3e711ca561570b717517b731cdb40c317c08
Manifestb22671e3891ee48ba8e8f195fd4924db058028e928387dcbb68dba1af2795363

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
SignaturefigrRLEcAIcjAMsXZbZPevnxhF9ZWUiVXrpm/s5ybrPErbzi6z+mANf3Kx5v5Sbuhdd+0x/4sOL9DLki+BQ0CA==
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

2026-09-17T11:16:21.810580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041579
observed 300e0ed84bf258ff209271c30d5a3e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:21.793706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041579/manifest.json
observed b22671e3891ee48ba8e8f195fd4924db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:21.776317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041579/publication.md
observed c4e8382d0dab4c79e718545ca7c7a137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:21.760169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041579/publication.txt
observed 18c3f3405f1fbd98d2cfe62e37fed9ea...
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.