OpenTechnical

OT-2026-000059818

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000059818) never changes.

Identity and time

Publication numberOT-2026-000059818 · never reused
Internal UUID01a0ae89-ec25-797a-aa12-d94bcfdf53ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059818
StatusPUBLIC

Content hashes

Canonical text791b49497db5a7fe53651aef31ca006448231222fd9dc5efa7cf1eff010d0810
Markdownd163905f1bbfa385532916774aae0152bc0cbf2fee5e7a22648ae055432b4068
PDF
Publication pagebff8f6f35cb78a9892d270597d42078232fa76cad03b7050a6ac12c1c69bc48a
Manifest70c546c6840465c5a1ca8bbe24b1a047a5921244c65c5d3d460e8a34999109fe

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
SignatureSDxJJpg5homzDT77033UMxklSOT8N8BnPhwPV9GU3Clv6p7k5bcwI/pa2GZ+F82Nw7aDW2KxHi6RKr1ESzgUBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:33.594127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059818
observed bff8f6f35cb78a9892d270597d420782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.575461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059818/manifest.json
observed 70c546c6840465c5a1ca8bbe24b1a047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.556157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059818/publication.md
observed d163905f1bbfa385532916774aae0152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.538242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059818/publication.txt
observed 791b49497db5a7fe53651aef31ca0064...
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.