OpenTechnical

OT-2026-000059602

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000059602) never changes.

Identity and time

Publication numberOT-2026-000059602 · never reused
Internal UUID01a0ae89-ec24-7334-92d9-1534d21ef0fd · 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-2026-000059602
StatusPUBLIC

Content hashes

Canonical textdfbb68cd4fa8f05a4cd6796ad3fdfc9575d9ca7e9e2140efdcd737209a11a500
Markdowne1c436b34d8dbe2ba76b28acbb75d4792d88b3c9b98bb75b7c73e29478cef153
PDF
Publication pageeaa7fa86e4b7d72d6299e43423f8a339c5b1c3da86b2347d275a203228f0dc52
Manifest4079ac07b672a67595d32431b207d1272b3ce917e92fca65e1a79d40752d6bd8

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
Signature2nnmglGbT5R0pnnWDt9pmGoyUzxHy86wiYv1kHUKr9GN/vwigYt2Xhf0culYZyJg7/NtsVzNW091fTkCmyT+CA==
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

2026-09-17T10:44:15.334383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059602
observed eaa7fa86e4b7d72d6299e43423f8a339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.315286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059602/manifest.json
observed 4079ac07b672a67595d32431b207d127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.298329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059602/publication.md
observed e1c436b34d8dbe2ba76b28acbb75d479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.279245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059602/publication.txt
observed dfbb68cd4fa8f05a4cd6796ad3fdfc95...
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.